Home / 5,174,187.26-7,762,416.92-1,530,631.90

Finding the Fourth Proportional to 5,174,187.26, 7,762,416.92 and 1,530,631.90

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Solution

The fourth proportional to 5,174,187.26, 7,762,416.92 and 1,530,631.90 is: 2,296,283.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,174,187.26 : 7,762,416.92 = 1,530,631.90 : x
  2. Step 2: Convert to fraction form
    5,174,187.26/7,762,416.92 = 1,530,631.90/x
  3. Step 3: Cross multiply
    5,174,187.26x = 7,762,416.92 × 1,530,631.90
  4. Step 4: Simplify right side
    5,174,187.26x = 11,881,402,943,272.29
  5. Step 5: Solve for x
    x = 11,881,402,943,272.29/5,174,187.26
  6. Step 6: Final answer
    x = 2,296,283.91

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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.