Home / 2,912,755.65-4,368,432.83-1,492,080.45

Finding the Fourth Proportional to 2,912,755.65, 4,368,432.83 and 1,492,080.45

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Solution

The fourth proportional to 2,912,755.65, 4,368,432.83 and 1,492,080.45 is: 2,237,761.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,755.65 : 4,368,432.83 = 1,492,080.45 : x
  2. Step 2: Convert to fraction form
    2,912,755.65/4,368,432.83 = 1,492,080.45/x
  3. Step 3: Cross multiply
    2,912,755.65x = 4,368,432.83 × 1,492,080.45
  4. Step 4: Simplify right side
    2,912,755.65x = 6,518,053,215,320.77
  5. Step 5: Solve for x
    x = 6,518,053,215,320.77/2,912,755.65
  6. Step 6: Final answer
    x = 2,237,761.76

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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.