Home / 1,472,711.91-2,205,524.93-839,706.63

Finding the Fourth Proportional to 1,472,711.91, 2,205,524.93 and 839,706.63

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Solution

The fourth proportional to 1,472,711.91, 2,205,524.93 and 839,706.63 is: 1,257,539.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,711.91 : 2,205,524.93 = 839,706.63 : x
  2. Step 2: Convert to fraction form
    1,472,711.91/2,205,524.93 = 839,706.63/x
  3. Step 3: Cross multiply
    1,472,711.91x = 2,205,524.93 × 839,706.63
  4. Step 4: Simplify right side
    1,472,711.91x = 1,851,993,902,152.75
  5. Step 5: Solve for x
    x = 1,851,993,902,152.75/1,472,711.91
  6. Step 6: Final answer
    x = 1,257,539.84

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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.