Home / 1,806,344.22-2,490,894.09-1,262,280.57

Finding the Fourth Proportional to 1,806,344.22, 2,490,894.09 and 1,262,280.57

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Solution

The fourth proportional to 1,806,344.22, 2,490,894.09 and 1,262,280.57 is: 1,740,646.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,806,344.22 : 2,490,894.09 = 1,262,280.57 : x
  2. Step 2: Convert to fraction form
    1,806,344.22/2,490,894.09 = 1,262,280.57/x
  3. Step 3: Cross multiply
    1,806,344.22x = 2,490,894.09 × 1,262,280.57
  4. Step 4: Simplify right side
    1,806,344.22x = 3,144,207,211,734.83
  5. Step 5: Solve for x
    x = 3,144,207,211,734.83/1,806,344.22
  6. Step 6: Final answer
    x = 1,740,646.76

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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.