Home / 1,806,552.12-2,492,862.30-1,042,851.72

Finding the Fourth Proportional to 1,806,552.12, 2,492,862.30 and 1,042,851.72

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Solution

The fourth proportional to 1,806,552.12, 2,492,862.30 and 1,042,851.72 is: 1,439,031.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,806,552.12 : 2,492,862.30 = 1,042,851.72 : x
  2. Step 2: Convert to fraction form
    1,806,552.12/2,492,862.30 = 1,042,851.72/x
  3. Step 3: Cross multiply
    1,806,552.12x = 2,492,862.30 × 1,042,851.72
  4. Step 4: Simplify right side
    1,806,552.12x = 2,599,685,737,278.16
  5. Step 5: Solve for x
    x = 2,599,685,737,278.16/1,806,552.12
  6. Step 6: Final answer
    x = 1,439,031.68

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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.