Home / 1,404,964.18-1,938,850.60-760,384.36

Finding the Fourth Proportional to 1,404,964.18, 1,938,850.60 and 760,384.36

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Solution

The fourth proportional to 1,404,964.18, 1,938,850.60 and 760,384.36 is: 1,049,330.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,964.18 : 1,938,850.60 = 760,384.36 : x
  2. Step 2: Convert to fraction form
    1,404,964.18/1,938,850.60 = 760,384.36/x
  3. Step 3: Cross multiply
    1,404,964.18x = 1,938,850.60 × 760,384.36
  4. Step 4: Simplify right side
    1,404,964.18x = 1,474,271,672,616.62
  5. Step 5: Solve for x
    x = 1,474,271,672,616.62/1,404,964.18
  6. Step 6: Final answer
    x = 1,049,330.43

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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.