Home / 1,731,806.55-2,593,281.15-1,280,081.70

Finding the Fourth Proportional to 1,731,806.55, 2,593,281.15 and 1,280,081.70

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Solution

The fourth proportional to 1,731,806.55, 2,593,281.15 and 1,280,081.70 is: 1,916,849.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731,806.55 : 2,593,281.15 = 1,280,081.70 : x
  2. Step 2: Convert to fraction form
    1,731,806.55/2,593,281.15 = 1,280,081.70/x
  3. Step 3: Cross multiply
    1,731,806.55x = 2,593,281.15 × 1,280,081.70
  4. Step 4: Simplify right side
    1,731,806.55x = 3,319,611,743,069.95
  5. Step 5: Solve for x
    x = 3,319,611,743,069.95/1,731,806.55
  6. Step 6: Final answer
    x = 1,916,849.05

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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.