Home / 1,454,211.02-2,180,304.74-644,155.64

Finding the Fourth Proportional to 1,454,211.02, 2,180,304.74 and 644,155.64

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Solution

The fourth proportional to 1,454,211.02, 2,180,304.74 and 644,155.64 is: 965,785.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,211.02 : 2,180,304.74 = 644,155.64 : x
  2. Step 2: Convert to fraction form
    1,454,211.02/2,180,304.74 = 644,155.64/x
  3. Step 3: Cross multiply
    1,454,211.02x = 2,180,304.74 × 644,155.64
  4. Step 4: Simplify right side
    1,454,211.02x = 1,404,455,594,074.74
  5. Step 5: Solve for x
    x = 1,404,455,594,074.74/1,454,211.02
  6. Step 6: Final answer
    x = 965,785.28

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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.