Home / 1,531,357.13-2,291,264.24-913,576.45

Finding the Fourth Proportional to 1,531,357.13, 2,291,264.24 and 913,576.45

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Solution

The fourth proportional to 1,531,357.13, 2,291,264.24 and 913,576.45 is: 1,366,921.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,357.13 : 2,291,264.24 = 913,576.45 : x
  2. Step 2: Convert to fraction form
    1,531,357.13/2,291,264.24 = 913,576.45/x
  3. Step 3: Cross multiply
    1,531,357.13x = 2,291,264.24 × 913,576.45
  4. Step 4: Simplify right side
    1,531,357.13x = 2,093,245,046,946.93
  5. Step 5: Solve for x
    x = 2,093,245,046,946.93/1,531,357.13
  6. Step 6: Final answer
    x = 1,366,921.54

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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.