Home / 1,027,760.80-1,541,641.20-1,012,014.40

Finding the Fourth Proportional to 1,027,760.80, 1,541,641.20 and 1,012,014.40

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Solution

The fourth proportional to 1,027,760.80, 1,541,641.20 and 1,012,014.40 is: 1,518,021.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,760.80 : 1,541,641.20 = 1,012,014.40 : x
  2. Step 2: Convert to fraction form
    1,027,760.80/1,541,641.20 = 1,012,014.40/x
  3. Step 3: Cross multiply
    1,027,760.80x = 1,541,641.20 × 1,012,014.40
  4. Step 4: Simplify right side
    1,027,760.80x = 1,560,163,094,033.28
  5. Step 5: Solve for x
    x = 1,560,163,094,033.28/1,027,760.80
  6. Step 6: Final answer
    x = 1,518,021.60

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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.