Home / 1,130,584.80-1,695,877.20-652,287.90

Finding the Fourth Proportional to 1,130,584.80, 1,695,877.20 and 652,287.90

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Solution

The fourth proportional to 1,130,584.80, 1,695,877.20 and 652,287.90 is: 978,431.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,584.80 : 1,695,877.20 = 652,287.90 : x
  2. Step 2: Convert to fraction form
    1,130,584.80/1,695,877.20 = 652,287.90/x
  3. Step 3: Cross multiply
    1,130,584.80x = 1,695,877.20 × 652,287.90
  4. Step 4: Simplify right side
    1,130,584.80x = 1,106,200,177,445.88
  5. Step 5: Solve for x
    x = 1,106,200,177,445.88/1,130,584.80
  6. Step 6: Final answer
    x = 978,431.85

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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.