Home / 1,357,349.12-2,032,922.82-647,875.38

Finding the Fourth Proportional to 1,357,349.12, 2,032,922.82 and 647,875.38

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Solution

The fourth proportional to 1,357,349.12, 2,032,922.82 and 647,875.38 is: 970,333.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,349.12 : 2,032,922.82 = 647,875.38 : x
  2. Step 2: Convert to fraction form
    1,357,349.12/2,032,922.82 = 647,875.38/x
  3. Step 3: Cross multiply
    1,357,349.12x = 2,032,922.82 × 647,875.38
  4. Step 4: Simplify right side
    1,357,349.12x = 1,317,080,649,600.48
  5. Step 5: Solve for x
    x = 1,317,080,649,600.48/1,357,349.12
  6. Step 6: Final answer
    x = 970,333.01

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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.