Home / 1,827,645-2,522,140.84-1,000,703.55

Finding the Fourth Proportional to 1,827,645, 2,522,140.84 and 1,000,703.55

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Solution

The fourth proportional to 1,827,645, 2,522,140.84 and 1,000,703.55 is: 1,380,965.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,827,645 : 2,522,140.84 = 1,000,703.55 : x
  2. Step 2: Convert to fraction form
    1,827,645/2,522,140.84 = 1,000,703.55/x
  3. Step 3: Cross multiply
    1,827,645x = 2,522,140.84 × 1,000,703.55
  4. Step 4: Simplify right side
    1,827,645x = 2,523,915,292,187.98
  5. Step 5: Solve for x
    x = 2,523,915,292,187.98/1,827,645
  6. Step 6: Final answer
    x = 1,380,965.83

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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.