Home / 1,135,719.40-1,567,289.46-652,315.72

Finding the Fourth Proportional to 1,135,719.40, 1,567,289.46 and 652,315.72

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Solution

The fourth proportional to 1,135,719.40, 1,567,289.46 and 652,315.72 is: 900,193.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,719.40 : 1,567,289.46 = 652,315.72 : x
  2. Step 2: Convert to fraction form
    1,135,719.40/1,567,289.46 = 652,315.72/x
  3. Step 3: Cross multiply
    1,135,719.40x = 1,567,289.46 × 652,315.72
  4. Step 4: Simplify right side
    1,135,719.40x = 1,022,367,552,548.31
  5. Step 5: Solve for x
    x = 1,022,367,552,548.31/1,135,719.40
  6. Step 6: Final answer
    x = 900,193.79

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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.