Home / 1,152,920.80-1,727,048.40-798,335.20

Finding the Fourth Proportional to 1,152,920.80, 1,727,048.40 and 798,335.20

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Solution

The fourth proportional to 1,152,920.80, 1,727,048.40 and 798,335.20 is: 1,195,887.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,920.80 : 1,727,048.40 = 798,335.20 : x
  2. Step 2: Convert to fraction form
    1,152,920.80/1,727,048.40 = 798,335.20/x
  3. Step 3: Cross multiply
    1,152,920.80x = 1,727,048.40 × 798,335.20
  4. Step 4: Simplify right side
    1,152,920.80x = 1,378,763,529,823.68
  5. Step 5: Solve for x
    x = 1,378,763,529,823.68/1,152,920.80
  6. Step 6: Final answer
    x = 1,195,887.46

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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.