Home / 1,001,415.36-1,382,081.92-571,597.12

Finding the Fourth Proportional to 1,001,415.36, 1,382,081.92 and 571,597.12

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Solution

The fourth proportional to 1,001,415.36, 1,382,081.92 and 571,597.12 is: 788,877.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,415.36 : 1,382,081.92 = 571,597.12 : x
  2. Step 2: Convert to fraction form
    1,001,415.36/1,382,081.92 = 571,597.12/x
  3. Step 3: Cross multiply
    1,001,415.36x = 1,382,081.92 × 571,597.12
  4. Step 4: Simplify right side
    1,001,415.36x = 789,994,045,076.07
  5. Step 5: Solve for x
    x = 789,994,045,076.07/1,001,415.36
  6. Step 6: Final answer
    x = 788,877.50

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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.