Home / 1,085,487.80-1,627,940.10-375,733.40

Finding the Fourth Proportional to 1,085,487.80, 1,627,940.10 and 375,733.40

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Solution

The fourth proportional to 1,085,487.80, 1,627,940.10 and 375,733.40 is: 563,499.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,487.80 : 1,627,940.10 = 375,733.40 : x
  2. Step 2: Convert to fraction form
    1,085,487.80/1,627,940.10 = 375,733.40/x
  3. Step 3: Cross multiply
    1,085,487.80x = 1,627,940.10 × 375,733.40
  4. Step 4: Simplify right side
    1,085,487.80x = 611,671,468,769.34
  5. Step 5: Solve for x
    x = 611,671,468,769.34/1,085,487.80
  6. Step 6: Final answer
    x = 563,499.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.