Home / 1,337,521.08-2,006,258.38-538,782.21

Finding the Fourth Proportional to 1,337,521.08, 2,006,258.38 and 538,782.21

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Solution

The fourth proportional to 1,337,521.08, 2,006,258.38 and 538,782.21 is: 808,163.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,521.08 : 2,006,258.38 = 538,782.21 : x
  2. Step 2: Convert to fraction form
    1,337,521.08/2,006,258.38 = 538,782.21/x
  3. Step 3: Cross multiply
    1,337,521.08x = 2,006,258.38 × 538,782.21
  4. Step 4: Simplify right side
    1,337,521.08x = 1,080,936,323,807.42
  5. Step 5: Solve for x
    x = 1,080,936,323,807.42/1,337,521.08
  6. Step 6: Final answer
    x = 808,163.95

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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.