Home / 1,063,951.20-1,596,072.60-389,869.20

Finding the Fourth Proportional to 1,063,951.20, 1,596,072.60 and 389,869.20

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Solution

The fourth proportional to 1,063,951.20, 1,596,072.60 and 389,869.20 is: 584,857.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,951.20 : 1,596,072.60 = 389,869.20 : x
  2. Step 2: Convert to fraction form
    1,063,951.20/1,596,072.60 = 389,869.20/x
  3. Step 3: Cross multiply
    1,063,951.20x = 1,596,072.60 × 389,869.20
  4. Step 4: Simplify right side
    1,063,951.20x = 622,259,547,703.92
  5. Step 5: Solve for x
    x = 622,259,547,703.92/1,063,951.20
  6. Step 6: Final answer
    x = 584,857.23

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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.