Home / 5,261,344.80-7,892,017.20-2,065,408.80

Finding the Fourth Proportional to 5,261,344.80, 7,892,017.20 and 2,065,408.80

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Solution

The fourth proportional to 5,261,344.80, 7,892,017.20 and 2,065,408.80 is: 3,098,113.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,261,344.80 : 7,892,017.20 = 2,065,408.80 : x
  2. Step 2: Convert to fraction form
    5,261,344.80/7,892,017.20 = 2,065,408.80/x
  3. Step 3: Cross multiply
    5,261,344.80x = 7,892,017.20 × 2,065,408.80
  4. Step 4: Simplify right side
    5,261,344.80x = 16,300,241,774,631.36
  5. Step 5: Solve for x
    x = 16,300,241,774,631.36/5,261,344.80
  6. Step 6: Final answer
    x = 3,098,113.20

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Double scale
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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.