Home / 2,184,303.69-3,014,353.13-1,217,495.39

Finding the Fourth Proportional to 2,184,303.69, 3,014,353.13 and 1,217,495.39

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Solution

The fourth proportional to 2,184,303.69, 3,014,353.13 and 1,217,495.39 is: 1,680,151.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,184,303.69 : 3,014,353.13 = 1,217,495.39 : x
  2. Step 2: Convert to fraction form
    2,184,303.69/3,014,353.13 = 1,217,495.39/x
  3. Step 3: Cross multiply
    2,184,303.69x = 3,014,353.13 × 1,217,495.39
  4. Step 4: Simplify right side
    2,184,303.69x = 3,669,961,018,447.83
  5. Step 5: Solve for x
    x = 3,669,961,018,447.83/2,184,303.69
  6. Step 6: Final answer
    x = 1,680,151.45

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.