Home / 1,958,731.20-2,937,063.20-610,642.56

Finding the Fourth Proportional to 1,958,731.20, 2,937,063.20 and 610,642.56

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Solution

The fourth proportional to 1,958,731.20, 2,937,063.20 and 610,642.56 is: 915,641.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,958,731.20 : 2,937,063.20 = 610,642.56 : x
  2. Step 2: Convert to fraction form
    1,958,731.20/2,937,063.20 = 610,642.56/x
  3. Step 3: Cross multiply
    1,958,731.20x = 2,937,063.20 × 610,642.56
  4. Step 4: Simplify right side
    1,958,731.20x = 1,793,495,791,329.79
  5. Step 5: Solve for x
    x = 1,793,495,791,329.79/1,958,731.20
  6. Step 6: Final answer
    x = 915,641.61

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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.