Home / 1,013,806.10-1,399,031.52-554,909.52

Finding the Fourth Proportional to 1,013,806.10, 1,399,031.52 and 554,909.52

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Solution

The fourth proportional to 1,013,806.10, 1,399,031.52 and 554,909.52 is: 765,763.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,806.10 : 1,399,031.52 = 554,909.52 : x
  2. Step 2: Convert to fraction form
    1,013,806.10/1,399,031.52 = 554,909.52/x
  3. Step 3: Cross multiply
    1,013,806.10x = 1,399,031.52 × 554,909.52
  4. Step 4: Simplify right side
    1,013,806.10x = 776,335,909,228.07
  5. Step 5: Solve for x
    x = 776,335,909,228.07/1,013,806.10
  6. Step 6: Final answer
    x = 765,763.70

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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.