Home / 1,631,405.88-2,447,939.88-1,154,698.20

Finding the Fourth Proportional to 1,631,405.88, 2,447,939.88 and 1,154,698.20

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Solution

The fourth proportional to 1,631,405.88, 2,447,939.88 and 1,154,698.20 is: 1,732,635.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,405.88 : 2,447,939.88 = 1,154,698.20 : x
  2. Step 2: Convert to fraction form
    1,631,405.88/2,447,939.88 = 1,154,698.20/x
  3. Step 3: Cross multiply
    1,631,405.88x = 2,447,939.88 × 1,154,698.20
  4. Step 4: Simplify right side
    1,631,405.88x = 2,826,631,773,144.22
  5. Step 5: Solve for x
    x = 2,826,631,773,144.22/1,631,405.88
  6. Step 6: Final answer
    x = 1,732,635.52

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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.