Home / 1,377,805.65-1,902,299.63-1,232,159.55

Finding the Fourth Proportional to 1,377,805.65, 1,902,299.63 and 1,232,159.55

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Solution

The fourth proportional to 1,377,805.65, 1,902,299.63 and 1,232,159.55 is: 1,701,209.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,805.65 : 1,902,299.63 = 1,232,159.55 : x
  2. Step 2: Convert to fraction form
    1,377,805.65/1,902,299.63 = 1,232,159.55/x
  3. Step 3: Cross multiply
    1,377,805.65x = 1,902,299.63 × 1,232,159.55
  4. Step 4: Simplify right side
    1,377,805.65x = 2,343,936,649,702.44
  5. Step 5: Solve for x
    x = 2,343,936,649,702.44/1,377,805.65
  6. Step 6: Final answer
    x = 1,701,209.93

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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.