Home / 1,944,199.70-2,912,800.35-1,587,281.30

Finding the Fourth Proportional to 1,944,199.70, 2,912,800.35 and 1,587,281.30

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Solution

The fourth proportional to 1,944,199.70, 2,912,800.35 and 1,587,281.30 is: 2,378,065.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,944,199.70 : 2,912,800.35 = 1,587,281.30 : x
  2. Step 2: Convert to fraction form
    1,944,199.70/2,912,800.35 = 1,587,281.30/x
  3. Step 3: Cross multiply
    1,944,199.70x = 2,912,800.35 × 1,587,281.30
  4. Step 4: Simplify right side
    1,944,199.70x = 4,623,433,526,188.46
  5. Step 5: Solve for x
    x = 4,623,433,526,188.46/1,944,199.70
  6. Step 6: Final answer
    x = 2,378,065.14

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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.