Home / 1,009,607.46-1,395,072.67-767,469.65

Finding the Fourth Proportional to 1,009,607.46, 1,395,072.67 and 767,469.65

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Solution

The fourth proportional to 1,009,607.46, 1,395,072.67 and 767,469.65 is: 1,060,487.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,607.46 : 1,395,072.67 = 767,469.65 : x
  2. Step 2: Convert to fraction form
    1,009,607.46/1,395,072.67 = 767,469.65/x
  3. Step 3: Cross multiply
    1,009,607.46x = 1,395,072.67 × 767,469.65
  4. Step 4: Simplify right side
    1,009,607.46x = 1,070,675,933,769.47
  5. Step 5: Solve for x
    x = 1,070,675,933,769.47/1,009,607.46
  6. Step 6: Final answer
    x = 1,060,487.34

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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.