Home / 2,640,343.84-3,642,502.23-1,722,361.52

Finding the Fourth Proportional to 2,640,343.84, 3,642,502.23 and 1,722,361.52

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Solution

The fourth proportional to 2,640,343.84, 3,642,502.23 and 1,722,361.52 is: 2,376,094.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,640,343.84 : 3,642,502.23 = 1,722,361.52 : x
  2. Step 2: Convert to fraction form
    2,640,343.84/3,642,502.23 = 1,722,361.52/x
  3. Step 3: Cross multiply
    2,640,343.84x = 3,642,502.23 × 1,722,361.52
  4. Step 4: Simplify right side
    2,640,343.84x = 6,273,705,686,572.45
  5. Step 5: Solve for x
    x = 6,273,705,686,572.45/2,640,343.84
  6. Step 6: Final answer
    x = 2,376,094.20

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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.