Home / 4,815,103.60-7,223,724.60-1,620,139.60

Finding the Fourth Proportional to 4,815,103.60, 7,223,724.60 and 1,620,139.60

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Solution

The fourth proportional to 4,815,103.60, 7,223,724.60 and 1,620,139.60 is: 2,430,569.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815,103.60 : 7,223,724.60 = 1,620,139.60 : x
  2. Step 2: Convert to fraction form
    4,815,103.60/7,223,724.60 = 1,620,139.60/x
  3. Step 3: Cross multiply
    4,815,103.60x = 7,223,724.60 × 1,620,139.60
  4. Step 4: Simplify right side
    4,815,103.60x = 11,703,442,283,954.16
  5. Step 5: Solve for x
    x = 11,703,442,283,954.16/4,815,103.60
  6. Step 6: Final answer
    x = 2,430,569.15

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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.