Home / 1,107,666.20-1,528,580.72-598,368.57

Finding the Fourth Proportional to 1,107,666.20, 1,528,580.72 and 598,368.57

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Solution

The fourth proportional to 1,107,666.20, 1,528,580.72 and 598,368.57 is: 825,749.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,666.20 : 1,528,580.72 = 598,368.57 : x
  2. Step 2: Convert to fraction form
    1,107,666.20/1,528,580.72 = 598,368.57/x
  3. Step 3: Cross multiply
    1,107,666.20x = 1,528,580.72 × 598,368.57
  4. Step 4: Simplify right side
    1,107,666.20x = 914,654,656,564.13
  5. Step 5: Solve for x
    x = 914,654,656,564.13/1,107,666.20
  6. Step 6: Final answer
    x = 825,749.36

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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.