Home / 748,827.80-1,123,241.70-740,954.60

Finding the Fourth Proportional to 748,827.80, 1,123,241.70 and 740,954.60

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Solution

The fourth proportional to 748,827.80, 1,123,241.70 and 740,954.60 is: 1,111,431.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,827.80 : 1,123,241.70 = 740,954.60 : x
  2. Step 2: Convert to fraction form
    748,827.80/1,123,241.70 = 740,954.60/x
  3. Step 3: Cross multiply
    748,827.80x = 1,123,241.70 × 740,954.60
  4. Step 4: Simplify right side
    748,827.80x = 832,271,104,526.82
  5. Step 5: Solve for x
    x = 832,271,104,526.82/748,827.80
  6. Step 6: Final answer
    x = 1,111,431.90

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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.