Home / 2,912,473.40-4,368,710.10-2,651,199.80

Finding the Fourth Proportional to 2,912,473.40, 4,368,710.10 and 2,651,199.80

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Solution

The fourth proportional to 2,912,473.40, 4,368,710.10 and 2,651,199.80 is: 3,976,799.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,473.40 : 4,368,710.10 = 2,651,199.80 : x
  2. Step 2: Convert to fraction form
    2,912,473.40/4,368,710.10 = 2,651,199.80/x
  3. Step 3: Cross multiply
    2,912,473.40x = 4,368,710.10 × 2,651,199.80
  4. Step 4: Simplify right side
    2,912,473.40x = 11,582,323,343,377.98
  5. Step 5: Solve for x
    x = 11,582,323,343,377.98/2,912,473.40
  6. Step 6: Final answer
    x = 3,976,799.70

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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.