Home / 4,138,443.06-6,207,926.98-1,298,667.30

Finding the Fourth Proportional to 4,138,443.06, 6,207,926.98 and 1,298,667.30

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Solution

The fourth proportional to 4,138,443.06, 6,207,926.98 and 1,298,667.30 is: 1,948,083.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138,443.06 : 6,207,926.98 = 1,298,667.30 : x
  2. Step 2: Convert to fraction form
    4,138,443.06/6,207,926.98 = 1,298,667.30/x
  3. Step 3: Cross multiply
    4,138,443.06x = 6,207,926.98 × 1,298,667.30
  4. Step 4: Simplify right side
    4,138,443.06x = 8,062,031,769,713.76
  5. Step 5: Solve for x
    x = 8,062,031,769,713.76/4,138,443.06
  6. Step 6: Final answer
    x = 1,948,083.29

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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.