Home / 1,342,644.32-1,852,849.68-739,028

Finding the Fourth Proportional to 1,342,644.32, 1,852,849.68 and 739,028

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Solution

The fourth proportional to 1,342,644.32, 1,852,849.68 and 739,028 is: 1,019,858.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,644.32 : 1,852,849.68 = 739,028 : x
  2. Step 2: Convert to fraction form
    1,342,644.32/1,852,849.68 = 739,028/x
  3. Step 3: Cross multiply
    1,342,644.32x = 1,852,849.68 × 739,028
  4. Step 4: Simplify right side
    1,342,644.32x = 1,369,307,793,311.04
  5. Step 5: Solve for x
    x = 1,369,307,793,311.04/1,342,644.32
  6. Step 6: Final answer
    x = 1,019,858.93

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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.