Home / 1,131,728.27-1,697,567.74-532,357.21

Finding the Fourth Proportional to 1,131,728.27, 1,697,567.74 and 532,357.21

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Solution

The fourth proportional to 1,131,728.27, 1,697,567.74 and 532,357.21 is: 798,524.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,728.27 : 1,697,567.74 = 532,357.21 : x
  2. Step 2: Convert to fraction form
    1,131,728.27/1,697,567.74 = 532,357.21/x
  3. Step 3: Cross multiply
    1,131,728.27x = 1,697,567.74 × 532,357.21
  4. Step 4: Simplify right side
    1,131,728.27x = 903,712,425,852.41
  5. Step 5: Solve for x
    x = 903,712,425,852.41/1,131,728.27
  6. Step 6: Final answer
    x = 798,524.21

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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.