Home / 1,630,586.03-2,250,265.32-905,445.88

Finding the Fourth Proportional to 1,630,586.03, 2,250,265.32 and 905,445.88

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Solution

The fourth proportional to 1,630,586.03, 2,250,265.32 and 905,445.88 is: 1,249,546.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,586.03 : 2,250,265.32 = 905,445.88 : x
  2. Step 2: Convert to fraction form
    1,630,586.03/2,250,265.32 = 905,445.88/x
  3. Step 3: Cross multiply
    1,630,586.03x = 2,250,265.32 × 905,445.88
  4. Step 4: Simplify right side
    1,630,586.03x = 2,037,493,457,275.22
  5. Step 5: Solve for x
    x = 2,037,493,457,275.22/1,630,586.03
  6. Step 6: Final answer
    x = 1,249,546.74

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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.