Home / 1,025,402.74-1,538,432.69-717,974.96

Finding the Fourth Proportional to 1,025,402.74, 1,538,432.69 and 717,974.96

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Solution

The fourth proportional to 1,025,402.74, 1,538,432.69 and 717,974.96 is: 1,077,192.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,402.74 : 1,538,432.69 = 717,974.96 : x
  2. Step 2: Convert to fraction form
    1,025,402.74/1,538,432.69 = 717,974.96/x
  3. Step 3: Cross multiply
    1,025,402.74x = 1,538,432.69 × 717,974.96
  4. Step 4: Simplify right side
    1,025,402.74x = 1,104,556,140,475.81
  5. Step 5: Solve for x
    x = 1,104,556,140,475.81/1,025,402.74
  6. Step 6: Final answer
    x = 1,077,192.50

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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.