Home / 1,490,451.48-2,236,007.10-543,819.46

Finding the Fourth Proportional to 1,490,451.48, 2,236,007.10 and 543,819.46

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Solution

The fourth proportional to 1,490,451.48, 2,236,007.10 and 543,819.46 is: 815,849.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,451.48 : 2,236,007.10 = 543,819.46 : x
  2. Step 2: Convert to fraction form
    1,490,451.48/2,236,007.10 = 543,819.46/x
  3. Step 3: Cross multiply
    1,490,451.48x = 2,236,007.10 × 543,819.46
  4. Step 4: Simplify right side
    1,490,451.48x = 1,215,984,173,678.17
  5. Step 5: Solve for x
    x = 1,215,984,173,678.17/1,490,451.48
  6. Step 6: Final answer
    x = 815,849.55

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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.