Home / 1,432,007.24-1,976,102.34-787,454.60

Finding the Fourth Proportional to 1,432,007.24, 1,976,102.34 and 787,454.60

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Solution

The fourth proportional to 1,432,007.24, 1,976,102.34 and 787,454.60 is: 1,086,650.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,432,007.24 : 1,976,102.34 = 787,454.60 : x
  2. Step 2: Convert to fraction form
    1,432,007.24/1,976,102.34 = 787,454.60/x
  3. Step 3: Cross multiply
    1,432,007.24x = 1,976,102.34 × 787,454.60
  4. Step 4: Simplify right side
    1,432,007.24x = 1,556,090,877,703.76
  5. Step 5: Solve for x
    x = 1,556,090,877,703.76/1,432,007.24
  6. Step 6: Final answer
    x = 1,086,650.15

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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.