Home / 4,853,986.40-7,280,979.60-4,791,000.80

Finding the Fourth Proportional to 4,853,986.40, 7,280,979.60 and 4,791,000.80

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Solution

The fourth proportional to 4,853,986.40, 7,280,979.60 and 4,791,000.80 is: 7,186,501.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,853,986.40 : 7,280,979.60 = 4,791,000.80 : x
  2. Step 2: Convert to fraction form
    4,853,986.40/7,280,979.60 = 4,791,000.80/x
  3. Step 3: Cross multiply
    4,853,986.40x = 7,280,979.60 × 4,791,000.80
  4. Step 4: Simplify right side
    4,853,986.40x = 34,883,179,088,383.68
  5. Step 5: Solve for x
    x = 34,883,179,088,383.68/4,853,986.40
  6. Step 6: Final answer
    x = 7,186,501.20

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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.