Home / 2,429,921.80-3,644,882.70-1,009,505.80

Finding the Fourth Proportional to 2,429,921.80, 3,644,882.70 and 1,009,505.80

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Solution

The fourth proportional to 2,429,921.80, 3,644,882.70 and 1,009,505.80 is: 1,514,258.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,429,921.80 : 3,644,882.70 = 1,009,505.80 : x
  2. Step 2: Convert to fraction form
    2,429,921.80/3,644,882.70 = 1,009,505.80/x
  3. Step 3: Cross multiply
    2,429,921.80x = 3,644,882.70 × 1,009,505.80
  4. Step 4: Simplify right side
    2,429,921.80x = 3,679,530,225,969.66
  5. Step 5: Solve for x
    x = 3,679,530,225,969.66/2,429,921.80
  6. Step 6: Final answer
    x = 1,514,258.70

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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.