Home / 2,623,348.59-3,936,166.47-918,714.75

Finding the Fourth Proportional to 2,623,348.59, 3,936,166.47 and 918,714.75

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Solution

The fourth proportional to 2,623,348.59, 3,936,166.47 and 918,714.75 is: 1,378,472.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,623,348.59 : 3,936,166.47 = 918,714.75 : x
  2. Step 2: Convert to fraction form
    2,623,348.59/3,936,166.47 = 918,714.75/x
  3. Step 3: Cross multiply
    2,623,348.59x = 3,936,166.47 × 918,714.75
  4. Step 4: Simplify right side
    2,623,348.59x = 3,616,214,194,444.43
  5. Step 5: Solve for x
    x = 3,616,214,194,444.43/2,623,348.59
  6. Step 6: Final answer
    x = 1,378,472.62

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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.