Home / 3,218,920.20-4,828,380.30-975,058.20

Finding the Fourth Proportional to 3,218,920.20, 4,828,380.30 and 975,058.20

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Solution

The fourth proportional to 3,218,920.20, 4,828,380.30 and 975,058.20 is: 1,462,587.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218,920.20 : 4,828,380.30 = 975,058.20 : x
  2. Step 2: Convert to fraction form
    3,218,920.20/4,828,380.30 = 975,058.20/x
  3. Step 3: Cross multiply
    3,218,920.20x = 4,828,380.30 × 975,058.20
  4. Step 4: Simplify right side
    3,218,920.20x = 4,707,951,804,233.46
  5. Step 5: Solve for x
    x = 4,707,951,804,233.46/3,218,920.20
  6. Step 6: Final answer
    x = 1,462,587.30

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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.