Home / 1,342,963.44-1,853,233.56-739,312.56

Finding the Fourth Proportional to 1,342,963.44, 1,853,233.56 and 739,312.56

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Solution

The fourth proportional to 1,342,963.44, 1,853,233.56 and 739,312.56 is: 1,020,220.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,963.44 : 1,853,233.56 = 739,312.56 : x
  2. Step 2: Convert to fraction form
    1,342,963.44/1,853,233.56 = 739,312.56/x
  3. Step 3: Cross multiply
    1,342,963.44x = 1,853,233.56 × 739,312.56
  4. Step 4: Simplify right side
    1,342,963.44x = 1,370,118,847,521.51
  5. Step 5: Solve for x
    x = 1,370,118,847,521.51/1,342,963.44
  6. Step 6: Final answer
    x = 1,020,220.51

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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.