Home / 1,184,518.10-1,634,635.23-668,381.54

Finding the Fourth Proportional to 1,184,518.10, 1,634,635.23 and 668,381.54

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Solution

The fourth proportional to 1,184,518.10, 1,634,635.23 and 668,381.54 is: 922,366.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,518.10 : 1,634,635.23 = 668,381.54 : x
  2. Step 2: Convert to fraction form
    1,184,518.10/1,634,635.23 = 668,381.54/x
  3. Step 3: Cross multiply
    1,184,518.10x = 1,634,635.23 × 668,381.54
  4. Step 4: Simplify right side
    1,184,518.10x = 1,092,560,004,192.48
  5. Step 5: Solve for x
    x = 1,092,560,004,192.48/1,184,518.10
  6. Step 6: Final answer
    x = 922,366.66

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Double scale
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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.