Home / 1,036,205.40-1,554,517.65-437,167.86

Finding the Fourth Proportional to 1,036,205.40, 1,554,517.65 and 437,167.86

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Solution

The fourth proportional to 1,036,205.40, 1,554,517.65 and 437,167.86 is: 655,840.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,205.40 : 1,554,517.65 = 437,167.86 : x
  2. Step 2: Convert to fraction form
    1,036,205.40/1,554,517.65 = 437,167.86/x
  3. Step 3: Cross multiply
    1,036,205.40x = 1,554,517.65 × 437,167.86
  4. Step 4: Simplify right side
    1,036,205.40x = 679,585,154,382.73
  5. Step 5: Solve for x
    x = 679,585,154,382.73/1,036,205.40
  6. Step 6: Final answer
    x = 655,840.20

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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.