Home / 1,825,543.27-2,519,080.16-1,009,729.40

Finding the Fourth Proportional to 1,825,543.27, 2,519,080.16 and 1,009,729.40

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Solution

The fourth proportional to 1,825,543.27, 2,519,080.16 and 1,009,729.40 is: 1,393,332.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,825,543.27 : 2,519,080.16 = 1,009,729.40 : x
  2. Step 2: Convert to fraction form
    1,825,543.27/2,519,080.16 = 1,009,729.40/x
  3. Step 3: Cross multiply
    1,825,543.27x = 2,519,080.16 × 1,009,729.40
  4. Step 4: Simplify right side
    1,825,543.27x = 2,543,589,280,864.66
  5. Step 5: Solve for x
    x = 2,543,589,280,864.66/1,825,543.27
  6. Step 6: Final answer
    x = 1,393,332.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.