Home / 1,098,227.80-1,646,564.10-424,048.60

Finding the Fourth Proportional to 1,098,227.80, 1,646,564.10 and 424,048.60

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Solution

The fourth proportional to 1,098,227.80, 1,646,564.10 and 424,048.60 is: 635,772.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,227.80 : 1,646,564.10 = 424,048.60 : x
  2. Step 2: Convert to fraction form
    1,098,227.80/1,646,564.10 = 424,048.60/x
  3. Step 3: Cross multiply
    1,098,227.80x = 1,646,564.10 × 424,048.60
  4. Step 4: Simplify right side
    1,098,227.80x = 698,223,201,415.26
  5. Step 5: Solve for x
    x = 698,223,201,415.26/1,098,227.80
  6. Step 6: Final answer
    x = 635,772.65

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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.