Home / 2,649,638.34-3,656,490.51-1,487,923.38

Finding the Fourth Proportional to 2,649,638.34, 3,656,490.51 and 1,487,923.38

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Solution

The fourth proportional to 2,649,638.34, 3,656,490.51 and 1,487,923.38 is: 2,053,328.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,649,638.34 : 3,656,490.51 = 1,487,923.38 : x
  2. Step 2: Convert to fraction form
    2,649,638.34/3,656,490.51 = 1,487,923.38/x
  3. Step 3: Cross multiply
    2,649,638.34x = 3,656,490.51 × 1,487,923.38
  4. Step 4: Simplify right side
    2,649,638.34x = 5,440,577,718,577.12
  5. Step 5: Solve for x
    x = 5,440,577,718,577.12/2,649,638.34
  6. Step 6: Final answer
    x = 2,053,328.42

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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.