Home / 2,869,024.71-3,959,253.69-1,579,861.92

Finding the Fourth Proportional to 2,869,024.71, 3,959,253.69 and 1,579,861.92

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Solution

The fourth proportional to 2,869,024.71, 3,959,253.69 and 1,579,861.92 is: 2,180,209.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,869,024.71 : 3,959,253.69 = 1,579,861.92 : x
  2. Step 2: Convert to fraction form
    2,869,024.71/3,959,253.69 = 1,579,861.92/x
  3. Step 3: Cross multiply
    2,869,024.71x = 3,959,253.69 × 1,579,861.92
  4. Step 4: Simplify right side
    2,869,024.71x = 6,255,074,136,450.49
  5. Step 5: Solve for x
    x = 6,255,074,136,450.49/2,869,024.71
  6. Step 6: Final answer
    x = 2,180,209.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.