Home / 1,456,147.59-2,009,552.13-811,572.27

Finding the Fourth Proportional to 1,456,147.59, 2,009,552.13 and 811,572.27

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Solution

The fourth proportional to 1,456,147.59, 2,009,552.13 and 811,572.27 is: 1,120,007.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,147.59 : 2,009,552.13 = 811,572.27 : x
  2. Step 2: Convert to fraction form
    1,456,147.59/2,009,552.13 = 811,572.27/x
  3. Step 3: Cross multiply
    1,456,147.59x = 2,009,552.13 × 811,572.27
  4. Step 4: Simplify right side
    1,456,147.59x = 1,630,896,783,827.44
  5. Step 5: Solve for x
    x = 1,630,896,783,827.44/1,456,147.59
  6. Step 6: Final answer
    x = 1,120,007.89

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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.