Home / 1,557,383.70-2,335,638.15-492,752.10

Finding the Fourth Proportional to 1,557,383.70, 2,335,638.15 and 492,752.10

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Solution

The fourth proportional to 1,557,383.70, 2,335,638.15 and 492,752.10 is: 738,989.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,383.70 : 2,335,638.15 = 492,752.10 : x
  2. Step 2: Convert to fraction form
    1,557,383.70/2,335,638.15 = 492,752.10/x
  3. Step 3: Cross multiply
    1,557,383.70x = 2,335,638.15 × 492,752.10
  4. Step 4: Simplify right side
    1,557,383.70x = 1,150,890,603,252.62
  5. Step 5: Solve for x
    x = 1,150,890,603,252.62/1,557,383.70
  6. Step 6: Final answer
    x = 738,989.76

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Double scale
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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.