Home / 986,621.40-1,361,537.48-533,912.40

Finding the Fourth Proportional to 986,621.40, 1,361,537.48 and 533,912.40

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Solution

The fourth proportional to 986,621.40, 1,361,537.48 and 533,912.40 is: 736,799.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,621.40 : 1,361,537.48 = 533,912.40 : x
  2. Step 2: Convert to fraction form
    986,621.40/1,361,537.48 = 533,912.40/x
  3. Step 3: Cross multiply
    986,621.40x = 1,361,537.48 × 533,912.40
  4. Step 4: Simplify right side
    986,621.40x = 726,941,743,636.75
  5. Step 5: Solve for x
    x = 726,941,743,636.75/986,621.40
  6. Step 6: Final answer
    x = 736,799.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.