Home / 1,396,721.84-2,094,225.32-542,796.41

Finding the Fourth Proportional to 1,396,721.84, 2,094,225.32 and 542,796.41

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Solution

The fourth proportional to 1,396,721.84, 2,094,225.32 and 542,796.41 is: 813,861.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,721.84 : 2,094,225.32 = 542,796.41 : x
  2. Step 2: Convert to fraction form
    1,396,721.84/2,094,225.32 = 542,796.41/x
  3. Step 3: Cross multiply
    1,396,721.84x = 2,094,225.32 × 542,796.41
  4. Step 4: Simplify right side
    1,396,721.84x = 1,136,737,989,984.17
  5. Step 5: Solve for x
    x = 1,136,737,989,984.17/1,396,721.84
  6. Step 6: Final answer
    x = 813,861.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.