Home / 2,783,148.60-4,174,722.90-889,951.80

Finding the Fourth Proportional to 2,783,148.60, 4,174,722.90 and 889,951.80

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Solution

The fourth proportional to 2,783,148.60, 4,174,722.90 and 889,951.80 is: 1,334,927.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783,148.60 : 4,174,722.90 = 889,951.80 : x
  2. Step 2: Convert to fraction form
    2,783,148.60/4,174,722.90 = 889,951.80/x
  3. Step 3: Cross multiply
    2,783,148.60x = 4,174,722.90 × 889,951.80
  4. Step 4: Simplify right side
    2,783,148.60x = 3,715,302,159,356.22
  5. Step 5: Solve for x
    x = 3,715,302,159,356.22/2,783,148.60
  6. Step 6: Final answer
    x = 1,334,927.70

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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.