Home / 1,215,462.80-1,823,392.06-567,686.77

Finding the Fourth Proportional to 1,215,462.80, 1,823,392.06 and 567,686.77

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Solution

The fourth proportional to 1,215,462.80, 1,823,392.06 and 567,686.77 is: 851,622.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,215,462.80 : 1,823,392.06 = 567,686.77 : x
  2. Step 2: Convert to fraction form
    1,215,462.80/1,823,392.06 = 567,686.77/x
  3. Step 3: Cross multiply
    1,215,462.80x = 1,823,392.06 × 567,686.77
  4. Step 4: Simplify right side
    1,215,462.80x = 1,035,115,548,985.05
  5. Step 5: Solve for x
    x = 1,035,115,548,985.05/1,215,462.80
  6. Step 6: Final answer
    x = 851,622.57

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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.