Home / 1,679,342.40-2,517,400.80-556,833.60

Finding the Fourth Proportional to 1,679,342.40, 2,517,400.80 and 556,833.60

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Solution

The fourth proportional to 1,679,342.40, 2,517,400.80 and 556,833.60 is: 834,715.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,342.40 : 2,517,400.80 = 556,833.60 : x
  2. Step 2: Convert to fraction form
    1,679,342.40/2,517,400.80 = 556,833.60/x
  3. Step 3: Cross multiply
    1,679,342.40x = 2,517,400.80 × 556,833.60
  4. Step 4: Simplify right side
    1,679,342.40x = 1,401,773,350,106.88
  5. Step 5: Solve for x
    x = 1,401,773,350,106.88/1,679,342.40
  6. Step 6: Final answer
    x = 834,715.63

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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.