Home / 1,365,987.36-1,885,065.36-754,141.31

Finding the Fourth Proportional to 1,365,987.36, 1,885,065.36 and 754,141.31

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Solution

The fourth proportional to 1,365,987.36, 1,885,065.36 and 754,141.31 is: 1,040,716.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,987.36 : 1,885,065.36 = 754,141.31 : x
  2. Step 2: Convert to fraction form
    1,365,987.36/1,885,065.36 = 754,141.31/x
  3. Step 3: Cross multiply
    1,365,987.36x = 1,885,065.36 × 754,141.31
  4. Step 4: Simplify right side
    1,365,987.36x = 1,421,605,660,026.02
  5. Step 5: Solve for x
    x = 1,421,605,660,026.02/1,365,987.36
  6. Step 6: Final answer
    x = 1,040,716.56

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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.