Home / 2,247,135.80-3,370,703.70-828,210.20

Finding the Fourth Proportional to 2,247,135.80, 3,370,703.70 and 828,210.20

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Solution

The fourth proportional to 2,247,135.80, 3,370,703.70 and 828,210.20 is: 1,242,315.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247,135.80 : 3,370,703.70 = 828,210.20 : x
  2. Step 2: Convert to fraction form
    2,247,135.80/3,370,703.70 = 828,210.20/x
  3. Step 3: Cross multiply
    2,247,135.80x = 3,370,703.70 × 828,210.20
  4. Step 4: Simplify right side
    2,247,135.80x = 2,791,651,185,517.74
  5. Step 5: Solve for x
    x = 2,791,651,185,517.74/2,247,135.80
  6. Step 6: Final answer
    x = 1,242,315.30

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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.