Home / 1,630,364.10-2,448,170.55-1,231,455.30

Finding the Fourth Proportional to 1,630,364.10, 2,448,170.55 and 1,231,455.30

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Solution

The fourth proportional to 1,630,364.10, 2,448,170.55 and 1,231,455.30 is: 1,849,165.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,364.10 : 2,448,170.55 = 1,231,455.30 : x
  2. Step 2: Convert to fraction form
    1,630,364.10/2,448,170.55 = 1,231,455.30/x
  3. Step 3: Cross multiply
    1,630,364.10x = 2,448,170.55 × 1,231,455.30
  4. Step 4: Simplify right side
    1,630,364.10x = 3,014,812,599,101.42
  5. Step 5: Solve for x
    x = 3,014,812,599,101.42/1,630,364.10
  6. Step 6: Final answer
    x = 1,849,165.23

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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.