Home / 1,243,970.67-1,717,209.24-836,308.92

Finding the Fourth Proportional to 1,243,970.67, 1,717,209.24 and 836,308.92

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Solution

The fourth proportional to 1,243,970.67, 1,717,209.24 and 836,308.92 is: 1,154,462.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,970.67 : 1,717,209.24 = 836,308.92 : x
  2. Step 2: Convert to fraction form
    1,243,970.67/1,717,209.24 = 836,308.92/x
  3. Step 3: Cross multiply
    1,243,970.67x = 1,717,209.24 × 836,308.92
  4. Step 4: Simplify right side
    1,243,970.67x = 1,436,117,404,918.42
  5. Step 5: Solve for x
    x = 1,436,117,404,918.42/1,243,970.67
  6. Step 6: Final answer
    x = 1,154,462.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.