Home / 2,247,971.40-3,102,274.33-1,229,376.15

Finding the Fourth Proportional to 2,247,971.40, 3,102,274.33 and 1,229,376.15

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Solution

The fourth proportional to 2,247,971.40, 3,102,274.33 and 1,229,376.15 is: 1,696,579.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247,971.40 : 3,102,274.33 = 1,229,376.15 : x
  2. Step 2: Convert to fraction form
    2,247,971.40/3,102,274.33 = 1,229,376.15/x
  3. Step 3: Cross multiply
    2,247,971.40x = 3,102,274.33 × 1,229,376.15
  4. Step 4: Simplify right side
    2,247,971.40x = 3,813,862,064,267.50
  5. Step 5: Solve for x
    x = 3,813,862,064,267.50/2,247,971.40
  6. Step 6: Final answer
    x = 1,696,579.45

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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.