Home / 1,038,735.36-1,561,812.48-956,620.80

Finding the Fourth Proportional to 1,038,735.36, 1,561,812.48 and 956,620.80

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Solution

The fourth proportional to 1,038,735.36, 1,561,812.48 and 956,620.80 is: 1,438,347.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,735.36 : 1,561,812.48 = 956,620.80 : x
  2. Step 2: Convert to fraction form
    1,038,735.36/1,561,812.48 = 956,620.80/x
  3. Step 3: Cross multiply
    1,038,735.36x = 1,561,812.48 × 956,620.80
  4. Step 4: Simplify right side
    1,038,735.36x = 1,494,062,304,067.58
  5. Step 5: Solve for x
    x = 1,494,062,304,067.58/1,038,735.36
  6. Step 6: Final answer
    x = 1,438,347.40

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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.