Home / 941,531.60-1,412,297.40-864,117.20

Finding the Fourth Proportional to 941,531.60, 1,412,297.40 and 864,117.20

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Solution

The fourth proportional to 941,531.60, 1,412,297.40 and 864,117.20 is: 1,296,175.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,531.60 : 1,412,297.40 = 864,117.20 : x
  2. Step 2: Convert to fraction form
    941,531.60/1,412,297.40 = 864,117.20/x
  3. Step 3: Cross multiply
    941,531.60x = 1,412,297.40 × 864,117.20
  4. Step 4: Simplify right side
    941,531.60x = 1,220,390,474,855.28
  5. Step 5: Solve for x
    x = 1,220,390,474,855.28/941,531.60
  6. Step 6: Final answer
    x = 1,296,175.80

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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.