Home / 1,301,089.96-1,795,162.80-749,670.58

Finding the Fourth Proportional to 1,301,089.96, 1,795,162.80 and 749,670.58

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Solution

The fourth proportional to 1,301,089.96, 1,795,162.80 and 749,670.58 is: 1,034,348.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,089.96 : 1,795,162.80 = 749,670.58 : x
  2. Step 2: Convert to fraction form
    1,301,089.96/1,795,162.80 = 749,670.58/x
  3. Step 3: Cross multiply
    1,301,089.96x = 1,795,162.80 × 749,670.58
  4. Step 4: Simplify right side
    1,301,089.96x = 1,345,780,737,470.42
  5. Step 5: Solve for x
    x = 1,345,780,737,470.42/1,301,089.96
  6. Step 6: Final answer
    x = 1,034,348.72

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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.