Home / 1,681,604.16-2,522,382.54-782,543.04

Finding the Fourth Proportional to 1,681,604.16, 2,522,382.54 and 782,543.04

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Solution

The fourth proportional to 1,681,604.16, 2,522,382.54 and 782,543.04 is: 1,173,803.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,681,604.16 : 2,522,382.54 = 782,543.04 : x
  2. Step 2: Convert to fraction form
    1,681,604.16/2,522,382.54 = 782,543.04/x
  3. Step 3: Cross multiply
    1,681,604.16x = 2,522,382.54 × 782,543.04
  4. Step 4: Simplify right side
    1,681,604.16x = 1,973,872,888,501.05
  5. Step 5: Solve for x
    x = 1,973,872,888,501.05/1,681,604.16
  6. Step 6: Final answer
    x = 1,173,803.53

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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.