Home / 1,337,147.80-1,844,319.18-828,014.20

Finding the Fourth Proportional to 1,337,147.80, 1,844,319.18 and 828,014.20

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Solution

The fourth proportional to 1,337,147.80, 1,844,319.18 and 828,014.20 is: 1,142,074.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,147.80 : 1,844,319.18 = 828,014.20 : x
  2. Step 2: Convert to fraction form
    1,337,147.80/1,844,319.18 = 828,014.20/x
  3. Step 3: Cross multiply
    1,337,147.80x = 1,844,319.18 × 828,014.20
  4. Step 4: Simplify right side
    1,337,147.80x = 1,527,122,470,372.36
  5. Step 5: Solve for x
    x = 1,527,122,470,372.36/1,337,147.80
  6. Step 6: Final answer
    x = 1,142,074.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.