Home / 1,342,818.75-1,853,089.88-739,206.75

Finding the Fourth Proportional to 1,342,818.75, 1,853,089.88 and 739,206.75

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Solution

The fourth proportional to 1,342,818.75, 1,853,089.88 and 739,206.75 is: 1,020,105.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,818.75 : 1,853,089.88 = 739,206.75 : x
  2. Step 2: Convert to fraction form
    1,342,818.75/1,853,089.88 = 739,206.75/x
  3. Step 3: Cross multiply
    1,342,818.75x = 1,853,089.88 × 739,206.75
  4. Step 4: Simplify right side
    1,342,818.75x = 1,369,816,543,956.66
  5. Step 5: Solve for x
    x = 1,369,816,543,956.66/1,342,818.75
  6. Step 6: Final answer
    x = 1,020,105.32

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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.