Home / 977,510.20-1,466,265.30-942,080.80

Finding the Fourth Proportional to 977,510.20, 1,466,265.30 and 942,080.80

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Solution

The fourth proportional to 977,510.20, 1,466,265.30 and 942,080.80 is: 1,413,121.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,510.20 : 1,466,265.30 = 942,080.80 : x
  2. Step 2: Convert to fraction form
    977,510.20/1,466,265.30 = 942,080.80/x
  3. Step 3: Cross multiply
    977,510.20x = 1,466,265.30 × 942,080.80
  4. Step 4: Simplify right side
    977,510.20x = 1,381,340,386,836.24
  5. Step 5: Solve for x
    x = 1,381,340,386,836.24/977,510.20
  6. Step 6: Final answer
    x = 1,413,121.20

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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.