Home / 1,518,987.70-2,279,356.35-573,037.30

Finding the Fourth Proportional to 1,518,987.70, 2,279,356.35 and 573,037.30

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Solution

The fourth proportional to 1,518,987.70, 2,279,356.35 and 573,037.30 is: 859,885.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518,987.70 : 2,279,356.35 = 573,037.30 : x
  2. Step 2: Convert to fraction form
    1,518,987.70/2,279,356.35 = 573,037.30/x
  3. Step 3: Cross multiply
    1,518,987.70x = 2,279,356.35 × 573,037.30
  4. Step 4: Simplify right side
    1,518,987.70x = 1,306,156,208,541.86
  5. Step 5: Solve for x
    x = 1,306,156,208,541.86/1,518,987.70
  6. Step 6: Final answer
    x = 859,885.97

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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.