Home / 2,752,098.30-4,128,147.45-1,492,386.30

Finding the Fourth Proportional to 2,752,098.30, 4,128,147.45 and 1,492,386.30

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Solution

The fourth proportional to 2,752,098.30, 4,128,147.45 and 1,492,386.30 is: 2,238,579.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,752,098.30 : 4,128,147.45 = 1,492,386.30 : x
  2. Step 2: Convert to fraction form
    2,752,098.30/4,128,147.45 = 1,492,386.30/x
  3. Step 3: Cross multiply
    2,752,098.30x = 4,128,147.45 × 1,492,386.30
  4. Step 4: Simplify right side
    2,752,098.30x = 6,160,790,698,759.94
  5. Step 5: Solve for x
    x = 6,160,790,698,759.94/2,752,098.30
  6. Step 6: Final answer
    x = 2,238,579.45

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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.