Home / 1,712,337.57-2,364,614.24-1,281,870.36

Finding the Fourth Proportional to 1,712,337.57, 2,364,614.24 and 1,281,870.36

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Solution

The fourth proportional to 1,712,337.57, 2,364,614.24 and 1,281,870.36 is: 1,770,170.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712,337.57 : 2,364,614.24 = 1,281,870.36 : x
  2. Step 2: Convert to fraction form
    1,712,337.57/2,364,614.24 = 1,281,870.36/x
  3. Step 3: Cross multiply
    1,712,337.57x = 2,364,614.24 × 1,281,870.36
  4. Step 4: Simplify right side
    1,712,337.57x = 3,031,128,900,680.58
  5. Step 5: Solve for x
    x = 3,031,128,900,680.58/1,712,337.57
  6. Step 6: Final answer
    x = 1,770,170.18

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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.