Home / 1,449,443.34-2,174,432.28-476,862.36

Finding the Fourth Proportional to 1,449,443.34, 2,174,432.28 and 476,862.36

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Solution

The fourth proportional to 1,449,443.34, 2,174,432.28 and 476,862.36 is: 715,381.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,443.34 : 2,174,432.28 = 476,862.36 : x
  2. Step 2: Convert to fraction form
    1,449,443.34/2,174,432.28 = 476,862.36/x
  3. Step 3: Cross multiply
    1,449,443.34x = 2,174,432.28 × 476,862.36
  4. Step 4: Simplify right side
    1,449,443.34x = 1,036,904,908,700.98
  5. Step 5: Solve for x
    x = 1,036,904,908,700.98/1,449,443.34
  6. Step 6: Final answer
    x = 715,381.47

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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.