Home / 1,397,139.13-2,096,521.90-587,464.95

Finding the Fourth Proportional to 1,397,139.13, 2,096,521.90 and 587,464.95

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Solution

The fourth proportional to 1,397,139.13, 2,096,521.90 and 587,464.95 is: 881,539.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,139.13 : 2,096,521.90 = 587,464.95 : x
  2. Step 2: Convert to fraction form
    1,397,139.13/2,096,521.90 = 587,464.95/x
  3. Step 3: Cross multiply
    1,397,139.13x = 2,096,521.90 × 587,464.95
  4. Step 4: Simplify right side
    1,397,139.13x = 1,231,633,130,220.08
  5. Step 5: Solve for x
    x = 1,231,633,130,220.08/1,397,139.13
  6. Step 6: Final answer
    x = 881,539.36

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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.