Home / 1,817,928.81-2,726,255.61-997,102.62

Finding the Fourth Proportional to 1,817,928.81, 2,726,255.61 and 997,102.62

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Solution

The fourth proportional to 1,817,928.81, 2,726,255.61 and 997,102.62 is: 1,495,304.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817,928.81 : 2,726,255.61 = 997,102.62 : x
  2. Step 2: Convert to fraction form
    1,817,928.81/2,726,255.61 = 997,102.62/x
  3. Step 3: Cross multiply
    1,817,928.81x = 2,726,255.61 × 997,102.62
  4. Step 4: Simplify right side
    1,817,928.81x = 2,718,356,611,520.70
  5. Step 5: Solve for x
    x = 2,718,356,611,520.70/1,817,928.81
  6. Step 6: Final answer
    x = 1,495,304.21

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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.