Home / 4,257,666.40-6,387,520.20-1,417,803.16

Finding the Fourth Proportional to 4,257,666.40, 6,387,520.20 and 1,417,803.16

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Solution

The fourth proportional to 4,257,666.40, 6,387,520.20 and 1,417,803.16 is: 2,127,044.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,257,666.40 : 6,387,520.20 = 1,417,803.16 : x
  2. Step 2: Convert to fraction form
    4,257,666.40/6,387,520.20 = 1,417,803.16/x
  3. Step 3: Cross multiply
    4,257,666.40x = 6,387,520.20 × 1,417,803.16
  4. Step 4: Simplify right side
    4,257,666.40x = 9,056,246,324,123.83
  5. Step 5: Solve for x
    x = 9,056,246,324,123.83/4,257,666.40
  6. Step 6: Final answer
    x = 2,127,044.60

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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.