Home / 1,375,571.70-2,063,357.55-1,060,643.70

Finding the Fourth Proportional to 1,375,571.70, 2,063,357.55 and 1,060,643.70

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Solution

The fourth proportional to 1,375,571.70, 2,063,357.55 and 1,060,643.70 is: 1,590,965.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,571.70 : 2,063,357.55 = 1,060,643.70 : x
  2. Step 2: Convert to fraction form
    1,375,571.70/2,063,357.55 = 1,060,643.70/x
  3. Step 3: Cross multiply
    1,375,571.70x = 2,063,357.55 × 1,060,643.70
  4. Step 4: Simplify right side
    1,375,571.70x = 2,188,487,186,254.94
  5. Step 5: Solve for x
    x = 2,188,487,186,254.94/1,375,571.70
  6. Step 6: Final answer
    x = 1,590,965.55

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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.