Home / 1,069,405.52-1,475,681.48-616,609.04

Finding the Fourth Proportional to 1,069,405.52, 1,475,681.48 and 616,609.04

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Solution

The fourth proportional to 1,069,405.52, 1,475,681.48 and 616,609.04 is: 850,863.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,405.52 : 1,475,681.48 = 616,609.04 : x
  2. Step 2: Convert to fraction form
    1,069,405.52/1,475,681.48 = 616,609.04/x
  3. Step 3: Cross multiply
    1,069,405.52x = 1,475,681.48 × 616,609.04
  4. Step 4: Simplify right side
    1,069,405.52x = 909,918,540,728.58
  5. Step 5: Solve for x
    x = 909,918,540,728.58/1,069,405.52
  6. Step 6: Final answer
    x = 850,863.89

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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.