Home / 3,159,109.20-4,738,663.80-1,029,165.60

Finding the Fourth Proportional to 3,159,109.20, 4,738,663.80 and 1,029,165.60

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Solution

The fourth proportional to 3,159,109.20, 4,738,663.80 and 1,029,165.60 is: 1,543,748.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,159,109.20 : 4,738,663.80 = 1,029,165.60 : x
  2. Step 2: Convert to fraction form
    3,159,109.20/4,738,663.80 = 1,029,165.60/x
  3. Step 3: Cross multiply
    3,159,109.20x = 4,738,663.80 × 1,029,165.60
  4. Step 4: Simplify right side
    3,159,109.20x = 4,876,869,772,925.28
  5. Step 5: Solve for x
    x = 4,876,869,772,925.28/3,159,109.20
  6. Step 6: Final answer
    x = 1,543,748.40

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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.