Home / 1,269,846.84-1,751,889.80-725,690.71

Finding the Fourth Proportional to 1,269,846.84, 1,751,889.80 and 725,690.71

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Solution

The fourth proportional to 1,269,846.84, 1,751,889.80 and 725,690.71 is: 1,001,168.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,846.84 : 1,751,889.80 = 725,690.71 : x
  2. Step 2: Convert to fraction form
    1,269,846.84/1,751,889.80 = 725,690.71/x
  3. Step 3: Cross multiply
    1,269,846.84x = 1,751,889.80 × 725,690.71
  4. Step 4: Simplify right side
    1,269,846.84x = 1,271,330,152,803.76
  5. Step 5: Solve for x
    x = 1,271,330,152,803.76/1,269,846.84
  6. Step 6: Final answer
    x = 1,001,168.10

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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.