Home / 1,472,221.97-2,208,333.47-461,422.35

Finding the Fourth Proportional to 1,472,221.97, 2,208,333.47 and 461,422.35

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Solution

The fourth proportional to 1,472,221.97, 2,208,333.47 and 461,422.35 is: 692,133.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,221.97 : 2,208,333.47 = 461,422.35 : x
  2. Step 2: Convert to fraction form
    1,472,221.97/2,208,333.47 = 461,422.35/x
  3. Step 3: Cross multiply
    1,472,221.97x = 2,208,333.47 × 461,422.35
  4. Step 4: Simplify right side
    1,472,221.97x = 1,018,974,417,003.94
  5. Step 5: Solve for x
    x = 1,018,974,417,003.94/1,472,221.97
  6. Step 6: Final answer
    x = 692,133.69

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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.