Home / 1,338,097.59-2,007,540.05-538,967.79

Finding the Fourth Proportional to 1,338,097.59, 2,007,540.05 and 538,967.79

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Solution

The fourth proportional to 1,338,097.59, 2,007,540.05 and 538,967.79 is: 808,610.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,097.59 : 2,007,540.05 = 538,967.79 : x
  2. Step 2: Convert to fraction form
    1,338,097.59/2,007,540.05 = 538,967.79/x
  3. Step 3: Cross multiply
    1,338,097.59x = 2,007,540.05 × 538,967.79
  4. Step 4: Simplify right side
    1,338,097.59x = 1,081,999,421,390.15
  5. Step 5: Solve for x
    x = 1,081,999,421,390.15/1,338,097.59
  6. Step 6: Final answer
    x = 808,610.25

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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.