Home / 1,220,098.34-1,829,726.22-500,235.78

Finding the Fourth Proportional to 1,220,098.34, 1,829,726.22 and 500,235.78

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Solution

The fourth proportional to 1,220,098.34, 1,829,726.22 and 500,235.78 is: 750,180.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,098.34 : 1,829,726.22 = 500,235.78 : x
  2. Step 2: Convert to fraction form
    1,220,098.34/1,829,726.22 = 500,235.78/x
  3. Step 3: Cross multiply
    1,220,098.34x = 1,829,726.22 × 500,235.78
  4. Step 4: Simplify right side
    1,220,098.34x = 915,294,522,848.15
  5. Step 5: Solve for x
    x = 915,294,522,848.15/1,220,098.34
  6. Step 6: Final answer
    x = 750,180.94

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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.