Home / 1,868,891.55-2,803,337.33-1,851,176.85

Finding the Fourth Proportional to 1,868,891.55, 2,803,337.33 and 1,851,176.85

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Solution

The fourth proportional to 1,868,891.55, 2,803,337.33 and 1,851,176.85 is: 2,776,765.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,868,891.55 : 2,803,337.33 = 1,851,176.85 : x
  2. Step 2: Convert to fraction form
    1,868,891.55/2,803,337.33 = 1,851,176.85/x
  3. Step 3: Cross multiply
    1,868,891.55x = 2,803,337.33 × 1,851,176.85
  4. Step 4: Simplify right side
    1,868,891.55x = 5,189,473,158,780.93
  5. Step 5: Solve for x
    x = 5,189,473,158,780.93/1,868,891.55
  6. Step 6: Final answer
    x = 2,776,765.28

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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.