Home / 1,902,967.70-2,853,740.36-765,345.92

Finding the Fourth Proportional to 1,902,967.70, 2,853,740.36 and 765,345.92

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Solution

The fourth proportional to 1,902,967.70, 2,853,740.36 and 765,345.92 is: 1,147,732.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,902,967.70 : 2,853,740.36 = 765,345.92 : x
  2. Step 2: Convert to fraction form
    1,902,967.70/2,853,740.36 = 765,345.92/x
  3. Step 3: Cross multiply
    1,902,967.70x = 2,853,740.36 × 765,345.92
  4. Step 4: Simplify right side
    1,902,967.70x = 2,184,098,528,909.99
  5. Step 5: Solve for x
    x = 2,184,098,528,909.99/1,902,967.70
  6. Step 6: Final answer
    x = 1,147,732.85

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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.