Home / 1,650,815.40-2,476,223.10-853,653.90

Finding the Fourth Proportional to 1,650,815.40, 2,476,223.10 and 853,653.90

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Solution

The fourth proportional to 1,650,815.40, 2,476,223.10 and 853,653.90 is: 1,280,480.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,650,815.40 : 2,476,223.10 = 853,653.90 : x
  2. Step 2: Convert to fraction form
    1,650,815.40/2,476,223.10 = 853,653.90/x
  3. Step 3: Cross multiply
    1,650,815.40x = 2,476,223.10 × 853,653.90
  4. Step 4: Simplify right side
    1,650,815.40x = 2,113,837,506,585.09
  5. Step 5: Solve for x
    x = 2,113,837,506,585.09/1,650,815.40
  6. Step 6: Final answer
    x = 1,280,480.85

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Similar ratio
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1.5x scale

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.