Home / 1,219,677.06-1,829,349.50-321,043.55

Finding the Fourth Proportional to 1,219,677.06, 1,829,349.50 and 321,043.55

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Solution

The fourth proportional to 1,219,677.06, 1,829,349.50 and 321,043.55 is: 481,521.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,677.06 : 1,829,349.50 = 321,043.55 : x
  2. Step 2: Convert to fraction form
    1,219,677.06/1,829,349.50 = 321,043.55/x
  3. Step 3: Cross multiply
    1,219,677.06x = 1,829,349.50 × 321,043.55
  4. Step 4: Simplify right side
    1,219,677.06x = 587,300,849,326.59
  5. Step 5: Solve for x
    x = 587,300,849,326.59/1,219,677.06
  6. Step 6: Final answer
    x = 481,521.60

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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.