Home / 977,458.20-1,466,187.30-819,994.20

Finding the Fourth Proportional to 977,458.20, 1,466,187.30 and 819,994.20

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Solution

The fourth proportional to 977,458.20, 1,466,187.30 and 819,994.20 is: 1,229,991.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,458.20 : 1,466,187.30 = 819,994.20 : x
  2. Step 2: Convert to fraction form
    977,458.20/1,466,187.30 = 819,994.20/x
  3. Step 3: Cross multiply
    977,458.20x = 1,466,187.30 × 819,994.20
  4. Step 4: Simplify right side
    977,458.20x = 1,202,265,082,113.66
  5. Step 5: Solve for x
    x = 1,202,265,082,113.66/977,458.20
  6. Step 6: Final answer
    x = 1,229,991.30

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Similar ratio
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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.