Home / 1,505,076.58-2,077,007.10-860,510.31

Finding the Fourth Proportional to 1,505,076.58, 2,077,007.10 and 860,510.31

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Solution

The fourth proportional to 1,505,076.58, 2,077,007.10 and 860,510.31 is: 1,187,505.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,076.58 : 2,077,007.10 = 860,510.31 : x
  2. Step 2: Convert to fraction form
    1,505,076.58/2,077,007.10 = 860,510.31/x
  3. Step 3: Cross multiply
    1,505,076.58x = 2,077,007.10 × 860,510.31
  4. Step 4: Simplify right side
    1,505,076.58x = 1,787,286,008,805.61
  5. Step 5: Solve for x
    x = 1,787,286,008,805.61/1,505,076.58
  6. Step 6: Final answer
    x = 1,187,505.03

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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.