Home / 1,296,525.90-1,943,233.65-665,114.70

Finding the Fourth Proportional to 1,296,525.90, 1,943,233.65 and 665,114.70

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Solution

The fourth proportional to 1,296,525.90, 1,943,233.65 and 665,114.70 is: 996,874.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,525.90 : 1,943,233.65 = 665,114.70 : x
  2. Step 2: Convert to fraction form
    1,296,525.90/1,943,233.65 = 665,114.70/x
  3. Step 3: Cross multiply
    1,296,525.90x = 1,943,233.65 × 665,114.70
  4. Step 4: Simplify right side
    1,296,525.90x = 1,292,473,266,149.65
  5. Step 5: Solve for x
    x = 1,292,473,266,149.65/1,296,525.90
  6. Step 6: Final answer
    x = 996,874.24

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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.