Home / 2,209,869.24-3,049,588.92-1,243,000.20

Finding the Fourth Proportional to 2,209,869.24, 3,049,588.92 and 1,243,000.20

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Solution

The fourth proportional to 2,209,869.24, 3,049,588.92 and 1,243,000.20 is: 1,715,323.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,209,869.24 : 3,049,588.92 = 1,243,000.20 : x
  2. Step 2: Convert to fraction form
    2,209,869.24/3,049,588.92 = 1,243,000.20/x
  3. Step 3: Cross multiply
    2,209,869.24x = 3,049,588.92 × 1,243,000.20
  4. Step 4: Simplify right side
    2,209,869.24x = 3,790,639,637,477.78
  5. Step 5: Solve for x
    x = 3,790,639,637,477.78/2,209,869.24
  6. Step 6: Final answer
    x = 1,715,323.05

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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.