Home / 1,988,049.40-2,982,074.10-1,739,217.40

Finding the Fourth Proportional to 1,988,049.40, 2,982,074.10 and 1,739,217.40

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Solution

The fourth proportional to 1,988,049.40, 2,982,074.10 and 1,739,217.40 is: 2,608,826.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,988,049.40 : 2,982,074.10 = 1,739,217.40 : x
  2. Step 2: Convert to fraction form
    1,988,049.40/2,982,074.10 = 1,739,217.40/x
  3. Step 3: Cross multiply
    1,988,049.40x = 2,982,074.10 × 1,739,217.40
  4. Step 4: Simplify right side
    1,988,049.40x = 5,186,475,162,809.34
  5. Step 5: Solve for x
    x = 5,186,475,162,809.34/1,988,049.40
  6. Step 6: Final answer
    x = 2,608,826.10

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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.