Home / 1,005,782.91-1,509,665.81-738,793.95

Finding the Fourth Proportional to 1,005,782.91, 1,509,665.81 and 738,793.95

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Solution

The fourth proportional to 1,005,782.91, 1,509,665.81 and 738,793.95 is: 1,108,919.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,782.91 : 1,509,665.81 = 738,793.95 : x
  2. Step 2: Convert to fraction form
    1,005,782.91/1,509,665.81 = 738,793.95/x
  3. Step 3: Cross multiply
    1,005,782.91x = 1,509,665.81 × 738,793.95
  4. Step 4: Simplify right side
    1,005,782.91x = 1,115,331,963,255.88
  5. Step 5: Solve for x
    x = 1,115,331,963,255.88/1,005,782.91
  6. Step 6: Final answer
    x = 1,108,919.18

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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.