Home / 3,465,436.70-5,221,549.52-2,871,443.78

Finding the Fourth Proportional to 3,465,436.70, 5,221,549.52 and 2,871,443.78

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Solution

The fourth proportional to 3,465,436.70, 5,221,549.52 and 2,871,443.78 is: 4,326,550.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465,436.70 : 5,221,549.52 = 2,871,443.78 : x
  2. Step 2: Convert to fraction form
    3,465,436.70/5,221,549.52 = 2,871,443.78/x
  3. Step 3: Cross multiply
    3,465,436.70x = 5,221,549.52 × 2,871,443.78
  4. Step 4: Simplify right side
    3,465,436.70x = 14,993,385,911,398.47
  5. Step 5: Solve for x
    x = 14,993,385,911,398.47/3,465,436.70
  6. Step 6: Final answer
    x = 4,326,550.22

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.