Home / 1,015,873.22-1,401,907.02-563,164.22

Finding the Fourth Proportional to 1,015,873.22, 1,401,907.02 and 563,164.22

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Solution

The fourth proportional to 1,015,873.22, 1,401,907.02 and 563,164.22 is: 777,167.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,873.22 : 1,401,907.02 = 563,164.22 : x
  2. Step 2: Convert to fraction form
    1,015,873.22/1,401,907.02 = 563,164.22/x
  3. Step 3: Cross multiply
    1,015,873.22x = 1,401,907.02 × 563,164.22
  4. Step 4: Simplify right side
    1,015,873.22x = 789,503,873,430.82
  5. Step 5: Solve for x
    x = 789,503,873,430.82/1,015,873.22
  6. Step 6: Final answer
    x = 777,167.72

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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.