Home / 986,865.80-1,480,298.70-977,534.60

Finding the Fourth Proportional to 986,865.80, 1,480,298.70 and 977,534.60

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Solution

The fourth proportional to 986,865.80, 1,480,298.70 and 977,534.60 is: 1,466,301.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,865.80 : 1,480,298.70 = 977,534.60 : x
  2. Step 2: Convert to fraction form
    986,865.80/1,480,298.70 = 977,534.60/x
  3. Step 3: Cross multiply
    986,865.80x = 1,480,298.70 × 977,534.60
  4. Step 4: Simplify right side
    986,865.80x = 1,447,043,197,585.02
  5. Step 5: Solve for x
    x = 1,447,043,197,585.02/986,865.80
  6. Step 6: Final answer
    x = 1,466,301.90

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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.