Home / 1,244,672.40-1,867,930.20-497,254.80

Finding the Fourth Proportional to 1,244,672.40, 1,867,930.20 and 497,254.80

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Solution

The fourth proportional to 1,244,672.40, 1,867,930.20 and 497,254.80 is: 746,250.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,672.40 : 1,867,930.20 = 497,254.80 : x
  2. Step 2: Convert to fraction form
    1,244,672.40/1,867,930.20 = 497,254.80/x
  3. Step 3: Cross multiply
    1,244,672.40x = 1,867,930.20 × 497,254.80
  4. Step 4: Simplify right side
    1,244,672.40x = 928,837,258,014.96
  5. Step 5: Solve for x
    x = 928,837,258,014.96/1,244,672.40
  6. Step 6: Final answer
    x = 746,250.39

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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.