Home / 4,278,038.50-6,416,997.28-1,039,599.97

Finding the Fourth Proportional to 4,278,038.50, 6,416,997.28 and 1,039,599.97

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Solution

The fourth proportional to 4,278,038.50, 6,416,997.28 and 1,039,599.97 is: 1,559,385.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,278,038.50 : 6,416,997.28 = 1,039,599.97 : x
  2. Step 2: Convert to fraction form
    4,278,038.50/6,416,997.28 = 1,039,599.97/x
  3. Step 3: Cross multiply
    4,278,038.50x = 6,416,997.28 × 1,039,599.97
  4. Step 4: Simplify right side
    4,278,038.50x = 6,671,110,179,778.08
  5. Step 5: Solve for x
    x = 6,671,110,179,778.08/4,278,038.50
  6. Step 6: Final answer
    x = 1,559,385.26

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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.