Home / 5,160,857.04-7,122,225.78-2,869,056

Finding the Fourth Proportional to 5,160,857.04, 7,122,225.78 and 2,869,056

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Solution

The fourth proportional to 5,160,857.04, 7,122,225.78 and 2,869,056 is: 3,959,432.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,160,857.04 : 7,122,225.78 = 2,869,056 : x
  2. Step 2: Convert to fraction form
    5,160,857.04/7,122,225.78 = 2,869,056/x
  3. Step 3: Cross multiply
    5,160,857.04x = 7,122,225.78 × 2,869,056
  4. Step 4: Simplify right side
    5,160,857.04x = 20,434,064,607,463.68
  5. Step 5: Solve for x
    x = 20,434,064,607,463.68/5,160,857.04
  6. Step 6: Final answer
    x = 3,959,432.41

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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.