Home / 1,114,527.66-1,538,022.15-655,671.78

Finding the Fourth Proportional to 1,114,527.66, 1,538,022.15 and 655,671.78

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Solution

The fourth proportional to 1,114,527.66, 1,538,022.15 and 655,671.78 is: 904,811.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,527.66 : 1,538,022.15 = 655,671.78 : x
  2. Step 2: Convert to fraction form
    1,114,527.66/1,538,022.15 = 655,671.78/x
  3. Step 3: Cross multiply
    1,114,527.66x = 1,538,022.15 × 655,671.78
  4. Step 4: Simplify right side
    1,114,527.66x = 1,008,437,728,996.28
  5. Step 5: Solve for x
    x = 1,008,437,728,996.28/1,114,527.66
  6. Step 6: Final answer
    x = 904,811.75

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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.