Home / 5,149,885.20-7,724,827.80-2,882,403.60

Finding the Fourth Proportional to 5,149,885.20, 7,724,827.80 and 2,882,403.60

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Solution

The fourth proportional to 5,149,885.20, 7,724,827.80 and 2,882,403.60 is: 4,323,605.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,149,885.20 : 7,724,827.80 = 2,882,403.60 : x
  2. Step 2: Convert to fraction form
    5,149,885.20/7,724,827.80 = 2,882,403.60/x
  3. Step 3: Cross multiply
    5,149,885.20x = 7,724,827.80 × 2,882,403.60
  4. Step 4: Simplify right side
    5,149,885.20x = 22,266,071,460,100.08
  5. Step 5: Solve for x
    x = 22,266,071,460,100.08/5,149,885.20
  6. Step 6: Final answer
    x = 4,323,605.40

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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.