Home / 874,982.80-1,312,474.20-735,014.80

Finding the Fourth Proportional to 874,982.80, 1,312,474.20 and 735,014.80

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Solution

The fourth proportional to 874,982.80, 1,312,474.20 and 735,014.80 is: 1,102,522.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,982.80 : 1,312,474.20 = 735,014.80 : x
  2. Step 2: Convert to fraction form
    874,982.80/1,312,474.20 = 735,014.80/x
  3. Step 3: Cross multiply
    874,982.80x = 1,312,474.20 × 735,014.80
  4. Step 4: Simplify right side
    874,982.80x = 964,687,961,618.16
  5. Step 5: Solve for x
    x = 964,687,961,618.16/874,982.80
  6. Step 6: Final answer
    x = 1,102,522.20

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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.