Home / 1,249,726.20-1,874,201.28-450,903.66

Finding the Fourth Proportional to 1,249,726.20, 1,874,201.28 and 450,903.66

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Solution

The fourth proportional to 1,249,726.20, 1,874,201.28 and 450,903.66 is: 676,215.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,726.20 : 1,874,201.28 = 450,903.66 : x
  2. Step 2: Convert to fraction form
    1,249,726.20/1,874,201.28 = 450,903.66/x
  3. Step 3: Cross multiply
    1,249,726.20x = 1,874,201.28 × 450,903.66
  4. Step 4: Simplify right side
    1,249,726.20x = 845,084,216,728.69
  5. Step 5: Solve for x
    x = 845,084,216,728.69/1,249,726.20
  6. Step 6: Final answer
    x = 676,215.49

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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.