Home / 1,365,388.47-1,884,342.96-753,662.70

Finding the Fourth Proportional to 1,365,388.47, 1,884,342.96 and 753,662.70

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Solution

The fourth proportional to 1,365,388.47, 1,884,342.96 and 753,662.70 is: 1,040,113.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,388.47 : 1,884,342.96 = 753,662.70 : x
  2. Step 2: Convert to fraction form
    1,365,388.47/1,884,342.96 = 753,662.70/x
  3. Step 3: Cross multiply
    1,365,388.47x = 1,884,342.96 × 753,662.70
  4. Step 4: Simplify right side
    1,365,388.47x = 1,420,159,002,959.59
  5. Step 5: Solve for x
    x = 1,420,159,002,959.59/1,365,388.47
  6. Step 6: Final answer
    x = 1,040,113.52

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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.