Home / 2,118,203.60-2,923,124.68-1,151,331.26

Finding the Fourth Proportional to 2,118,203.60, 2,923,124.68 and 1,151,331.26

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Solution

The fourth proportional to 2,118,203.60, 2,923,124.68 and 1,151,331.26 is: 1,588,839.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,118,203.60 : 2,923,124.68 = 1,151,331.26 : x
  2. Step 2: Convert to fraction form
    2,118,203.60/2,923,124.68 = 1,151,331.26/x
  3. Step 3: Cross multiply
    2,118,203.60x = 2,923,124.68 × 1,151,331.26
  4. Step 4: Simplify right side
    2,118,203.60x = 3,365,484,820,961.50
  5. Step 5: Solve for x
    x = 3,365,484,820,961.50/2,118,203.60
  6. Step 6: Final answer
    x = 1,588,839.16

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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.