Home / 3,482,705.40-4,805,869.95-1,954,517.28

Finding the Fourth Proportional to 3,482,705.40, 4,805,869.95 and 1,954,517.28

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Solution

The fourth proportional to 3,482,705.40, 4,805,869.95 and 1,954,517.28 is: 2,697,085.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,482,705.40 : 4,805,869.95 = 1,954,517.28 : x
  2. Step 2: Convert to fraction form
    3,482,705.40/4,805,869.95 = 1,954,517.28/x
  3. Step 3: Cross multiply
    3,482,705.40x = 4,805,869.95 × 1,954,517.28
  4. Step 4: Simplify right side
    3,482,705.40x = 9,393,155,862,707.74
  5. Step 5: Solve for x
    x = 9,393,155,862,707.74/3,482,705.40
  6. Step 6: Final answer
    x = 2,697,085.97

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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.