Home / 1,265,792.68-1,897,354.14-866,326.60

Finding the Fourth Proportional to 1,265,792.68, 1,897,354.14 and 866,326.60

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Solution

The fourth proportional to 1,265,792.68, 1,897,354.14 and 866,326.60 is: 1,298,576.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,792.68 : 1,897,354.14 = 866,326.60 : x
  2. Step 2: Convert to fraction form
    1,265,792.68/1,897,354.14 = 866,326.60/x
  3. Step 3: Cross multiply
    1,265,792.68x = 1,897,354.14 × 866,326.60
  4. Step 4: Simplify right side
    1,265,792.68x = 1,643,728,361,102.12
  5. Step 5: Solve for x
    x = 1,643,728,361,102.12/1,265,792.68
  6. Step 6: Final answer
    x = 1,298,576.29

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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.