Home / 1,138,415.29-1,708,778.41-570,203.53

Finding the Fourth Proportional to 1,138,415.29, 1,708,778.41 and 570,203.53

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Solution

The fourth proportional to 1,138,415.29, 1,708,778.41 and 570,203.53 is: 855,884.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,415.29 : 1,708,778.41 = 570,203.53 : x
  2. Step 2: Convert to fraction form
    1,138,415.29/1,708,778.41 = 570,203.53/x
  3. Step 3: Cross multiply
    1,138,415.29x = 1,708,778.41 × 570,203.53
  4. Step 4: Simplify right side
    1,138,415.29x = 974,351,475,672.33
  5. Step 5: Solve for x
    x = 974,351,475,672.33/1,138,415.29
  6. Step 6: Final answer
    x = 855,884.04

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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.