Home / 1,330,429.60-1,995,903.60-531,575.20

Finding the Fourth Proportional to 1,330,429.60, 1,995,903.60 and 531,575.20

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Solution

The fourth proportional to 1,330,429.60, 1,995,903.60 and 531,575.20 is: 797,466.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,429.60 : 1,995,903.60 = 531,575.20 : x
  2. Step 2: Convert to fraction form
    1,330,429.60/1,995,903.60 = 531,575.20/x
  3. Step 3: Cross multiply
    1,330,429.60x = 1,995,903.60 × 531,575.20
  4. Step 4: Simplify right side
    1,330,429.60x = 1,060,972,855,350.72
  5. Step 5: Solve for x
    x = 1,060,972,855,350.72/1,330,429.60
  6. Step 6: Final answer
    x = 797,466.36

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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.