Home / 1,405,113.92-2,108,065.52-564,256.16

Finding the Fourth Proportional to 1,405,113.92, 2,108,065.52 and 564,256.16

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Solution

The fourth proportional to 1,405,113.92, 2,108,065.52 and 564,256.16 is: 846,542.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,113.92 : 2,108,065.52 = 564,256.16 : x
  2. Step 2: Convert to fraction form
    1,405,113.92/2,108,065.52 = 564,256.16/x
  3. Step 3: Cross multiply
    1,405,113.92x = 2,108,065.52 × 564,256.16
  4. Step 4: Simplify right side
    1,405,113.92x = 1,189,488,955,343.60
  5. Step 5: Solve for x
    x = 1,189,488,955,343.60/1,405,113.92
  6. Step 6: Final answer
    x = 846,542.72

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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.