Home / 1,682,464.34-2,321,712.90-918,370.28

Finding the Fourth Proportional to 1,682,464.34, 2,321,712.90 and 918,370.28

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Solution

The fourth proportional to 1,682,464.34, 2,321,712.90 and 918,370.28 is: 1,267,303.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682,464.34 : 2,321,712.90 = 918,370.28 : x
  2. Step 2: Convert to fraction form
    1,682,464.34/2,321,712.90 = 918,370.28/x
  3. Step 3: Cross multiply
    1,682,464.34x = 2,321,712.90 × 918,370.28
  4. Step 4: Simplify right side
    1,682,464.34x = 2,132,192,126,052.61
  5. Step 5: Solve for x
    x = 2,132,192,126,052.61/1,682,464.34
  6. Step 6: Final answer
    x = 1,267,303.01

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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.