Home / 1,374,809.10-2,064,060.45-806,772.30

Finding the Fourth Proportional to 1,374,809.10, 2,064,060.45 and 806,772.30

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Solution

The fourth proportional to 1,374,809.10, 2,064,060.45 and 806,772.30 is: 1,211,242.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,809.10 : 2,064,060.45 = 806,772.30 : x
  2. Step 2: Convert to fraction form
    1,374,809.10/2,064,060.45 = 806,772.30/x
  3. Step 3: Cross multiply
    1,374,809.10x = 2,064,060.45 × 806,772.30
  4. Step 4: Simplify right side
    1,374,809.10x = 1,665,226,796,585.54
  5. Step 5: Solve for x
    x = 1,665,226,796,585.54/1,374,809.10
  6. Step 6: Final answer
    x = 1,211,242.20

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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.