Home / 1,429,240.60-2,143,204.80-630,110.80

Finding the Fourth Proportional to 1,429,240.60, 2,143,204.80 and 630,110.80

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Solution

The fourth proportional to 1,429,240.60, 2,143,204.80 and 630,110.80 is: 944,876.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,240.60 : 2,143,204.80 = 630,110.80 : x
  2. Step 2: Convert to fraction form
    1,429,240.60/2,143,204.80 = 630,110.80/x
  3. Step 3: Cross multiply
    1,429,240.60x = 2,143,204.80 × 630,110.80
  4. Step 4: Simplify right side
    1,429,240.60x = 1,350,456,491,091.84
  5. Step 5: Solve for x
    x = 1,350,456,491,091.84/1,429,240.60
  6. Step 6: Final answer
    x = 944,876.94

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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.