Home / 1,015,943.07-1,401,947.56-580,274.86

Finding the Fourth Proportional to 1,015,943.07, 1,401,947.56 and 580,274.86

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Solution

The fourth proportional to 1,015,943.07, 1,401,947.56 and 580,274.86 is: 800,748.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,943.07 : 1,401,947.56 = 580,274.86 : x
  2. Step 2: Convert to fraction form
    1,015,943.07/1,401,947.56 = 580,274.86/x
  3. Step 3: Cross multiply
    1,015,943.07x = 1,401,947.56 × 580,274.86
  4. Step 4: Simplify right side
    1,015,943.07x = 813,514,924,106.34
  5. Step 5: Solve for x
    x = 813,514,924,106.34/1,015,943.07
  6. Step 6: Final answer
    x = 800,748.53

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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.