Home / 3,122,730-4,309,370.28-1,691,946

Finding the Fourth Proportional to 3,122,730, 4,309,370.28 and 1,691,946

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Solution

The fourth proportional to 3,122,730, 4,309,370.28 and 1,691,946 is: 2,334,887.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,122,730 : 4,309,370.28 = 1,691,946 : x
  2. Step 2: Convert to fraction form
    3,122,730/4,309,370.28 = 1,691,946/x
  3. Step 3: Cross multiply
    3,122,730x = 4,309,370.28 × 1,691,946
  4. Step 4: Simplify right side
    3,122,730x = 7,291,221,807,764.88
  5. Step 5: Solve for x
    x = 7,291,221,807,764.88/3,122,730
  6. Step 6: Final answer
    x = 2,334,887.04

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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.