Home / 1,679,312.85-2,517,477.50-654,405.87

Finding the Fourth Proportional to 1,679,312.85, 2,517,477.50 and 654,405.87

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Solution

The fourth proportional to 1,679,312.85, 2,517,477.50 and 654,405.87 is: 981,027.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,312.85 : 2,517,477.50 = 654,405.87 : x
  2. Step 2: Convert to fraction form
    1,679,312.85/2,517,477.50 = 654,405.87/x
  3. Step 3: Cross multiply
    1,679,312.85x = 2,517,477.50 × 654,405.87
  4. Step 4: Simplify right side
    1,679,312.85x = 1,647,452,050,320.90
  5. Step 5: Solve for x
    x = 1,647,452,050,320.90/1,679,312.85
  6. Step 6: Final answer
    x = 981,027.48

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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.