Home / 3,547,340.40-5,321,010.60-1,305,087.60

Finding the Fourth Proportional to 3,547,340.40, 5,321,010.60 and 1,305,087.60

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Solution

The fourth proportional to 3,547,340.40, 5,321,010.60 and 1,305,087.60 is: 1,957,631.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,547,340.40 : 5,321,010.60 = 1,305,087.60 : x
  2. Step 2: Convert to fraction form
    3,547,340.40/5,321,010.60 = 1,305,087.60/x
  3. Step 3: Cross multiply
    3,547,340.40x = 5,321,010.60 × 1,305,087.60
  4. Step 4: Simplify right side
    3,547,340.40x = 6,944,384,953,528.56
  5. Step 5: Solve for x
    x = 6,944,384,953,528.56/3,547,340.40
  6. Step 6: Final answer
    x = 1,957,631.40

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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.