Home / 1,736,143.40-2,604,215.10-1,098,414.20

Finding the Fourth Proportional to 1,736,143.40, 2,604,215.10 and 1,098,414.20

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Solution

The fourth proportional to 1,736,143.40, 2,604,215.10 and 1,098,414.20 is: 1,647,621.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,736,143.40 : 2,604,215.10 = 1,098,414.20 : x
  2. Step 2: Convert to fraction form
    1,736,143.40/2,604,215.10 = 1,098,414.20/x
  3. Step 3: Cross multiply
    1,736,143.40x = 2,604,215.10 × 1,098,414.20
  4. Step 4: Simplify right side
    1,736,143.40x = 2,860,506,845,694.42
  5. Step 5: Solve for x
    x = 2,860,506,845,694.42/1,736,143.40
  6. Step 6: Final answer
    x = 1,647,621.30

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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.