Home / 1,642,657.34-2,464,617.05-1,156,805.78

Finding the Fourth Proportional to 1,642,657.34, 2,464,617.05 and 1,156,805.78

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Solution

The fourth proportional to 1,642,657.34, 2,464,617.05 and 1,156,805.78 is: 1,735,653.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,642,657.34 : 2,464,617.05 = 1,156,805.78 : x
  2. Step 2: Convert to fraction form
    1,642,657.34/2,464,617.05 = 1,156,805.78/x
  3. Step 3: Cross multiply
    1,642,657.34x = 2,464,617.05 × 1,156,805.78
  4. Step 4: Simplify right side
    1,642,657.34x = 2,851,083,241,664.49
  5. Step 5: Solve for x
    x = 2,851,083,241,664.49/1,642,657.34
  6. Step 6: Final answer
    x = 1,735,653.06

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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.