Home / 1,609,135.40-2,413,703.10-487,260.20

Finding the Fourth Proportional to 1,609,135.40, 2,413,703.10 and 487,260.20

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Solution

The fourth proportional to 1,609,135.40, 2,413,703.10 and 487,260.20 is: 730,890.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,135.40 : 2,413,703.10 = 487,260.20 : x
  2. Step 2: Convert to fraction form
    1,609,135.40/2,413,703.10 = 487,260.20/x
  3. Step 3: Cross multiply
    1,609,135.40x = 2,413,703.10 × 487,260.20
  4. Step 4: Simplify right side
    1,609,135.40x = 1,176,101,455,246.62
  5. Step 5: Solve for x
    x = 1,176,101,455,246.62/1,609,135.40
  6. Step 6: Final answer
    x = 730,890.30

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Double scale
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Similar ratio
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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.