Home / 2,178,197.60-3,267,296.40-2,004,015.20

Finding the Fourth Proportional to 2,178,197.60, 3,267,296.40 and 2,004,015.20

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Solution

The fourth proportional to 2,178,197.60, 3,267,296.40 and 2,004,015.20 is: 3,006,022.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,178,197.60 : 3,267,296.40 = 2,004,015.20 : x
  2. Step 2: Convert to fraction form
    2,178,197.60/3,267,296.40 = 2,004,015.20/x
  3. Step 3: Cross multiply
    2,178,197.60x = 3,267,296.40 × 2,004,015.20
  4. Step 4: Simplify right side
    2,178,197.60x = 6,547,711,648,505.28
  5. Step 5: Solve for x
    x = 6,547,711,648,505.28/2,178,197.60
  6. Step 6: Final answer
    x = 3,006,022.80

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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.