Home / 3,114,193.60-4,668,064.80-1,691,243.20

Finding the Fourth Proportional to 3,114,193.60, 4,668,064.80 and 1,691,243.20

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Solution

The fourth proportional to 3,114,193.60, 4,668,064.80 and 1,691,243.20 is: 2,535,113.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114,193.60 : 4,668,064.80 = 1,691,243.20 : x
  2. Step 2: Convert to fraction form
    3,114,193.60/4,668,064.80 = 1,691,243.20/x
  3. Step 3: Cross multiply
    3,114,193.60x = 4,668,064.80 × 1,691,243.20
  4. Step 4: Simplify right side
    3,114,193.60x = 7,894,832,850,159.36
  5. Step 5: Solve for x
    x = 7,894,832,850,159.36/3,114,193.60
  6. Step 6: Final answer
    x = 2,535,113.05

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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.