Home / 1,545,353.55-2,317,994.13-408,195.11

Finding the Fourth Proportional to 1,545,353.55, 2,317,994.13 and 408,195.11

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Solution

The fourth proportional to 1,545,353.55, 2,317,994.13 and 408,195.11 is: 612,283.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,353.55 : 2,317,994.13 = 408,195.11 : x
  2. Step 2: Convert to fraction form
    1,545,353.55/2,317,994.13 = 408,195.11/x
  3. Step 3: Cross multiply
    1,545,353.55x = 2,317,994.13 × 408,195.11
  4. Step 4: Simplify right side
    1,545,353.55x = 946,193,868,874.70
  5. Step 5: Solve for x
    x = 946,193,868,874.70/1,545,353.55
  6. Step 6: Final answer
    x = 612,283.10

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1.5x scale

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.