Home / 914,310.60-1,369,133.10-727,686.60

Finding the Fourth Proportional to 914,310.60, 1,369,133.10 and 727,686.60

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Solution

The fourth proportional to 914,310.60, 1,369,133.10 and 727,686.60 is: 1,089,673.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,310.60 : 1,369,133.10 = 727,686.60 : x
  2. Step 2: Convert to fraction form
    914,310.60/1,369,133.10 = 727,686.60/x
  3. Step 3: Cross multiply
    914,310.60x = 1,369,133.10 × 727,686.60
  4. Step 4: Simplify right side
    914,310.60x = 996,299,810,486.46
  5. Step 5: Solve for x
    x = 996,299,810,486.46/914,310.60
  6. Step 6: Final answer
    x = 1,089,673.26

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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.