Home / 1,151,860.86-1,724,248.08-751,639.86

Finding the Fourth Proportional to 1,151,860.86, 1,724,248.08 and 751,639.86

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Solution

The fourth proportional to 1,151,860.86, 1,724,248.08 and 751,639.86 is: 1,125,147.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,860.86 : 1,724,248.08 = 751,639.86 : x
  2. Step 2: Convert to fraction form
    1,151,860.86/1,724,248.08 = 751,639.86/x
  3. Step 3: Cross multiply
    1,151,860.86x = 1,724,248.08 × 751,639.86
  4. Step 4: Simplify right side
    1,151,860.86x = 1,296,013,585,456.47
  5. Step 5: Solve for x
    x = 1,296,013,585,456.47/1,151,860.86
  6. Step 6: Final answer
    x = 1,125,147.69

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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.