Home / 1,160,178.30-1,739,230.65-761,010.30

Finding the Fourth Proportional to 1,160,178.30, 1,739,230.65 and 761,010.30

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Solution

The fourth proportional to 1,160,178.30, 1,739,230.65 and 761,010.30 is: 1,140,835.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,178.30 : 1,739,230.65 = 761,010.30 : x
  2. Step 2: Convert to fraction form
    1,160,178.30/1,739,230.65 = 761,010.30/x
  3. Step 3: Cross multiply
    1,160,178.30x = 1,739,230.65 × 761,010.30
  4. Step 4: Simplify right side
    1,160,178.30x = 1,323,572,438,725.70
  5. Step 5: Solve for x
    x = 1,323,572,438,725.70/1,160,178.30
  6. Step 6: Final answer
    x = 1,140,835.37

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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.