Home / 1,330,429.10-1,995,902.85-531,574.70

Finding the Fourth Proportional to 1,330,429.10, 1,995,902.85 and 531,574.70

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Solution

The fourth proportional to 1,330,429.10, 1,995,902.85 and 531,574.70 is: 797,465.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,429.10 : 1,995,902.85 = 531,574.70 : x
  2. Step 2: Convert to fraction form
    1,330,429.10/1,995,902.85 = 531,574.70/x
  3. Step 3: Cross multiply
    1,330,429.10x = 1,995,902.85 × 531,574.70
  4. Step 4: Simplify right side
    1,330,429.10x = 1,060,971,458,717.89
  5. Step 5: Solve for x
    x = 1,060,971,458,717.89/1,330,429.10
  6. Step 6: Final answer
    x = 797,465.61

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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.