Home / 2,615,394.02-3,923,018.46-696,321.68

Finding the Fourth Proportional to 2,615,394.02, 3,923,018.46 and 696,321.68

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Solution

The fourth proportional to 2,615,394.02, 3,923,018.46 and 696,321.68 is: 1,044,463.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,615,394.02 : 3,923,018.46 = 696,321.68 : x
  2. Step 2: Convert to fraction form
    2,615,394.02/3,923,018.46 = 696,321.68/x
  3. Step 3: Cross multiply
    2,615,394.02x = 3,923,018.46 × 696,321.68
  4. Step 4: Simplify right side
    2,615,394.02x = 2,731,682,785,123.12
  5. Step 5: Solve for x
    x = 2,731,682,785,123.12/2,615,394.02
  6. Step 6: Final answer
    x = 1,044,463.19

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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.