Home / 1,630,883.78-2,446,135.59-432,899.18

Finding the Fourth Proportional to 1,630,883.78, 2,446,135.59 and 432,899.18

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Solution

The fourth proportional to 1,630,883.78, 2,446,135.59 and 432,899.18 is: 649,298.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,883.78 : 2,446,135.59 = 432,899.18 : x
  2. Step 2: Convert to fraction form
    1,630,883.78/2,446,135.59 = 432,899.18/x
  3. Step 3: Cross multiply
    1,630,883.78x = 2,446,135.59 × 432,899.18
  4. Step 4: Simplify right side
    1,630,883.78x = 1,058,930,098,818.53
  5. Step 5: Solve for x
    x = 1,058,930,098,818.53/1,630,883.78
  6. Step 6: Final answer
    x = 649,298.32

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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.