Home / 2,761,359.93-4,142,279.32-842,703.14

Finding the Fourth Proportional to 2,761,359.93, 4,142,279.32 and 842,703.14

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Solution

The fourth proportional to 2,761,359.93, 4,142,279.32 and 842,703.14 is: 1,264,127.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,761,359.93 : 4,142,279.32 = 842,703.14 : x
  2. Step 2: Convert to fraction form
    2,761,359.93/4,142,279.32 = 842,703.14/x
  3. Step 3: Cross multiply
    2,761,359.93x = 4,142,279.32 × 842,703.14
  4. Step 4: Simplify right side
    2,761,359.93x = 3,490,711,797,970.01
  5. Step 5: Solve for x
    x = 3,490,711,797,970.01/2,761,359.93
  6. Step 6: Final answer
    x = 1,264,127.78

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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.