Home / 1,487,283.52-2,229,671.52-645,200.32

Finding the Fourth Proportional to 1,487,283.52, 2,229,671.52 and 645,200.32

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Solution

The fourth proportional to 1,487,283.52, 2,229,671.52 and 645,200.32 is: 967,256.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,283.52 : 2,229,671.52 = 645,200.32 : x
  2. Step 2: Convert to fraction form
    1,487,283.52/2,229,671.52 = 645,200.32/x
  3. Step 3: Cross multiply
    1,487,283.52x = 2,229,671.52 × 645,200.32
  4. Step 4: Simplify right side
    1,487,283.52x = 1,438,584,778,198.89
  5. Step 5: Solve for x
    x = 1,438,584,778,198.89/1,487,283.52
  6. Step 6: Final answer
    x = 967,256.58

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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.