Home / 1,004,188.96-1,386,680.88-749,097.28

Finding the Fourth Proportional to 1,004,188.96, 1,386,680.88 and 749,097.28

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Solution

The fourth proportional to 1,004,188.96, 1,386,680.88 and 749,097.28 is: 1,034,425.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,188.96 : 1,386,680.88 = 749,097.28 : x
  2. Step 2: Convert to fraction form
    1,004,188.96/1,386,680.88 = 749,097.28/x
  3. Step 3: Cross multiply
    1,004,188.96x = 1,386,680.88 × 749,097.28
  4. Step 4: Simplify right side
    1,004,188.96x = 1,038,758,875,436.01
  5. Step 5: Solve for x
    x = 1,038,758,875,436.01/1,004,188.96
  6. Step 6: Final answer
    x = 1,034,425.71

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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.