Home / 1,365,044.88-1,883,761.94-761,432.88

Finding the Fourth Proportional to 1,365,044.88, 1,883,761.94 and 761,432.88

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Solution

The fourth proportional to 1,365,044.88, 1,883,761.94 and 761,432.88 is: 1,050,777.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,044.88 : 1,883,761.94 = 761,432.88 : x
  2. Step 2: Convert to fraction form
    1,365,044.88/1,883,761.94 = 761,432.88/x
  3. Step 3: Cross multiply
    1,365,044.88x = 1,883,761.94 × 761,432.88
  4. Step 4: Simplify right side
    1,365,044.88x = 1,434,358,279,208.59
  5. Step 5: Solve for x
    x = 1,434,358,279,208.59/1,365,044.88
  6. Step 6: Final answer
    x = 1,050,777.38

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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.