Home / 2,126,114.46-2,934,374.52-1,267,172.94

Finding the Fourth Proportional to 2,126,114.46, 2,934,374.52 and 1,267,172.94

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Solution

The fourth proportional to 2,126,114.46, 2,934,374.52 and 1,267,172.94 is: 1,748,899.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,114.46 : 2,934,374.52 = 1,267,172.94 : x
  2. Step 2: Convert to fraction form
    2,126,114.46/2,934,374.52 = 1,267,172.94/x
  3. Step 3: Cross multiply
    2,126,114.46x = 2,934,374.52 × 1,267,172.94
  4. Step 4: Simplify right side
    2,126,114.46x = 3,718,359,987,569.49
  5. Step 5: Solve for x
    x = 3,718,359,987,569.49/2,126,114.46
  6. Step 6: Final answer
    x = 1,748,899.25

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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.