Home / 1,630,711.32-2,446,261.52-788,658

Finding the Fourth Proportional to 1,630,711.32, 2,446,261.52 and 788,658

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Solution

The fourth proportional to 1,630,711.32, 2,446,261.52 and 788,658 is: 1,183,081.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,711.32 : 2,446,261.52 = 788,658 : x
  2. Step 2: Convert to fraction form
    1,630,711.32/2,446,261.52 = 788,658/x
  3. Step 3: Cross multiply
    1,630,711.32x = 2,446,261.52 × 788,658
  4. Step 4: Simplify right side
    1,630,711.32x = 1,929,263,713,896.87
  5. Step 5: Solve for x
    x = 1,929,263,713,896.87/1,630,711.32
  6. Step 6: Final answer
    x = 1,183,081.08

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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.