Home / 2,953,345.20-4,428,705.60-1,155,631.20

Finding the Fourth Proportional to 2,953,345.20, 4,428,705.60 and 1,155,631.20

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Solution

The fourth proportional to 2,953,345.20, 4,428,705.60 and 1,155,631.20 is: 1,732,933.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,953,345.20 : 4,428,705.60 = 1,155,631.20 : x
  2. Step 2: Convert to fraction form
    2,953,345.20/4,428,705.60 = 1,155,631.20/x
  3. Step 3: Cross multiply
    2,953,345.20x = 4,428,705.60 × 1,155,631.20
  4. Step 4: Simplify right side
    2,953,345.20x = 5,117,950,366,974.72
  5. Step 5: Solve for x
    x = 5,117,950,366,974.72/2,953,345.20
  6. Step 6: Final answer
    x = 1,732,933.34

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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.