Home / 3,040,686.95-4,196,148.30-1,664,031.20

Finding the Fourth Proportional to 3,040,686.95, 4,196,148.30 and 1,664,031.20

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Solution

The fourth proportional to 3,040,686.95, 4,196,148.30 and 1,664,031.20 is: 2,296,363.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040,686.95 : 4,196,148.30 = 1,664,031.20 : x
  2. Step 2: Convert to fraction form
    3,040,686.95/4,196,148.30 = 1,664,031.20/x
  3. Step 3: Cross multiply
    3,040,686.95x = 4,196,148.30 × 1,664,031.20
  4. Step 4: Simplify right side
    3,040,686.95x = 6,982,521,670,046.22
  5. Step 5: Solve for x
    x = 6,982,521,670,046.22/3,040,686.95
  6. Step 6: Final answer
    x = 2,296,363.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.