Home / 3,313,705.70-4,970,266.95-917,336.90

Finding the Fourth Proportional to 3,313,705.70, 4,970,266.95 and 917,336.90

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Solution

The fourth proportional to 3,313,705.70, 4,970,266.95 and 917,336.90 is: 1,375,924.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,313,705.70 : 4,970,266.95 = 917,336.90 : x
  2. Step 2: Convert to fraction form
    3,313,705.70/4,970,266.95 = 917,336.90/x
  3. Step 3: Cross multiply
    3,313,705.70x = 4,970,266.95 × 917,336.90
  4. Step 4: Simplify right side
    3,313,705.70x = 4,559,409,276,085.46
  5. Step 5: Solve for x
    x = 4,559,409,276,085.46/3,313,705.70
  6. Step 6: Final answer
    x = 1,375,924.63

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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.