Home / 1,448,981.70-2,173,472.55-910,104.90

Finding the Fourth Proportional to 1,448,981.70, 2,173,472.55 and 910,104.90

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Solution

The fourth proportional to 1,448,981.70, 2,173,472.55 and 910,104.90 is: 1,365,157.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,981.70 : 2,173,472.55 = 910,104.90 : x
  2. Step 2: Convert to fraction form
    1,448,981.70/2,173,472.55 = 910,104.90/x
  3. Step 3: Cross multiply
    1,448,981.70x = 2,173,472.55 × 910,104.90
  4. Step 4: Simplify right side
    1,448,981.70x = 1,978,088,017,770.50
  5. Step 5: Solve for x
    x = 1,978,088,017,770.50/1,448,981.70
  6. Step 6: Final answer
    x = 1,365,157.35

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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.