Home / 2,942,810.28-4,413,515.58-812,847.24

Finding the Fourth Proportional to 2,942,810.28, 4,413,515.58 and 812,847.24

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Solution

The fourth proportional to 2,942,810.28, 4,413,515.58 and 812,847.24 is: 1,219,077.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,942,810.28 : 4,413,515.58 = 812,847.24 : x
  2. Step 2: Convert to fraction form
    2,942,810.28/4,413,515.58 = 812,847.24/x
  3. Step 3: Cross multiply
    2,942,810.28x = 4,413,515.58 × 812,847.24
  4. Step 4: Simplify right side
    2,942,810.28x = 3,587,513,957,900.00
  5. Step 5: Solve for x
    x = 3,587,513,957,900.00/2,942,810.28
  6. Step 6: Final answer
    x = 1,219,077.55

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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.