Home / 1,925,165.25-2,656,875.60-1,098,257.01

Finding the Fourth Proportional to 1,925,165.25, 2,656,875.60 and 1,098,257.01

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Solution

The fourth proportional to 1,925,165.25, 2,656,875.60 and 1,098,257.01 is: 1,515,678.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925,165.25 : 2,656,875.60 = 1,098,257.01 : x
  2. Step 2: Convert to fraction form
    1,925,165.25/2,656,875.60 = 1,098,257.01/x
  3. Step 3: Cross multiply
    1,925,165.25x = 2,656,875.60 × 1,098,257.01
  4. Step 4: Simplify right side
    1,925,165.25x = 2,917,932,233,622.29
  5. Step 5: Solve for x
    x = 2,917,932,233,622.29/1,925,165.25
  6. Step 6: Final answer
    x = 1,515,678.84

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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.