Home / 1,141,391.88-1,575,117.72-657,954.36

Finding the Fourth Proportional to 1,141,391.88, 1,575,117.72 and 657,954.36

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Solution

The fourth proportional to 1,141,391.88, 1,575,117.72 and 657,954.36 is: 907,975.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,391.88 : 1,575,117.72 = 657,954.36 : x
  2. Step 2: Convert to fraction form
    1,141,391.88/1,575,117.72 = 657,954.36/x
  3. Step 3: Cross multiply
    1,141,391.88x = 1,575,117.72 × 657,954.36
  4. Step 4: Simplify right side
    1,141,391.88x = 1,036,355,571,387.26
  5. Step 5: Solve for x
    x = 1,036,355,571,387.26/1,141,391.88
  6. Step 6: Final answer
    x = 907,975.24

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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.