Home / 1,061,752.72-1,591,688.76-761,478.16

Finding the Fourth Proportional to 1,061,752.72, 1,591,688.76 and 761,478.16

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Solution

The fourth proportional to 1,061,752.72, 1,591,688.76 and 761,478.16 is: 1,141,542.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,061,752.72 : 1,591,688.76 = 761,478.16 : x
  2. Step 2: Convert to fraction form
    1,061,752.72/1,591,688.76 = 761,478.16/x
  3. Step 3: Cross multiply
    1,061,752.72x = 1,591,688.76 × 761,478.16
  4. Step 4: Simplify right side
    1,061,752.72x = 1,212,036,228,257.48
  5. Step 5: Solve for x
    x = 1,212,036,228,257.48/1,061,752.72
  6. Step 6: Final answer
    x = 1,141,542.85

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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.