Home / 3,988,708.80-5,983,063.20-3,547,809.60

Finding the Fourth Proportional to 3,988,708.80, 5,983,063.20 and 3,547,809.60

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Solution

The fourth proportional to 3,988,708.80, 5,983,063.20 and 3,547,809.60 is: 5,321,714.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,988,708.80 : 5,983,063.20 = 3,547,809.60 : x
  2. Step 2: Convert to fraction form
    3,988,708.80/5,983,063.20 = 3,547,809.60/x
  3. Step 3: Cross multiply
    3,988,708.80x = 5,983,063.20 × 3,547,809.60
  4. Step 4: Simplify right side
    3,988,708.80x = 21,226,769,058,366.72
  5. Step 5: Solve for x
    x = 21,226,769,058,366.72/3,988,708.80
  6. Step 6: Final answer
    x = 5,321,714.40

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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.