Home / 1,292,556.60-1,938,834.90-732,684.60

Finding the Fourth Proportional to 1,292,556.60, 1,938,834.90 and 732,684.60

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Solution

The fourth proportional to 1,292,556.60, 1,938,834.90 and 732,684.60 is: 1,099,026.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,292,556.60 : 1,938,834.90 = 732,684.60 : x
  2. Step 2: Convert to fraction form
    1,292,556.60/1,938,834.90 = 732,684.60/x
  3. Step 3: Cross multiply
    1,292,556.60x = 1,938,834.90 × 732,684.60
  4. Step 4: Simplify right side
    1,292,556.60x = 1,420,554,473,172.54
  5. Step 5: Solve for x
    x = 1,420,554,473,172.54/1,292,556.60
  6. Step 6: Final answer
    x = 1,099,026.90

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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.