Home / 3,435,481.92-5,130,088.08-2,805,645.12

Finding the Fourth Proportional to 3,435,481.92, 5,130,088.08 and 2,805,645.12

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Solution

The fourth proportional to 3,435,481.92, 5,130,088.08 and 2,805,645.12 is: 4,189,574.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435,481.92 : 5,130,088.08 = 2,805,645.12 : x
  2. Step 2: Convert to fraction form
    3,435,481.92/5,130,088.08 = 2,805,645.12/x
  3. Step 3: Cross multiply
    3,435,481.92x = 5,130,088.08 × 2,805,645.12
  4. Step 4: Simplify right side
    3,435,481.92x = 14,393,206,586,822.17
  5. Step 5: Solve for x
    x = 14,393,206,586,822.17/3,435,481.92
  6. Step 6: Final answer
    x = 4,189,574.25

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.