Home / 4,853,857.20-7,280,785.80-1,308,001.20

Finding the Fourth Proportional to 4,853,857.20, 7,280,785.80 and 1,308,001.20

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Solution

The fourth proportional to 4,853,857.20, 7,280,785.80 and 1,308,001.20 is: 1,962,001.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,853,857.20 : 7,280,785.80 = 1,308,001.20 : x
  2. Step 2: Convert to fraction form
    4,853,857.20/7,280,785.80 = 1,308,001.20/x
  3. Step 3: Cross multiply
    4,853,857.20x = 7,280,785.80 × 1,308,001.20
  4. Step 4: Simplify right side
    4,853,857.20x = 9,523,276,563,342.96
  5. Step 5: Solve for x
    x = 9,523,276,563,342.96/4,853,857.20
  6. Step 6: Final answer
    x = 1,962,001.80

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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.