Home / 1,532,639.88-2,114,953.74-1,126,447.56

Finding the Fourth Proportional to 1,532,639.88, 2,114,953.74 and 1,126,447.56

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Solution

The fourth proportional to 1,532,639.88, 2,114,953.74 and 1,126,447.56 is: 1,554,432.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532,639.88 : 2,114,953.74 = 1,126,447.56 : x
  2. Step 2: Convert to fraction form
    1,532,639.88/2,114,953.74 = 1,126,447.56/x
  3. Step 3: Cross multiply
    1,532,639.88x = 2,114,953.74 × 1,126,447.56
  4. Step 4: Simplify right side
    1,532,639.88x = 2,382,384,479,935.88
  5. Step 5: Solve for x
    x = 2,382,384,479,935.88/1,532,639.88
  6. Step 6: Final answer
    x = 1,554,432.00

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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.