Home / 1,005,189.06-1,387,171.62-546,303.64

Finding the Fourth Proportional to 1,005,189.06, 1,387,171.62 and 546,303.64

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Solution

The fourth proportional to 1,005,189.06, 1,387,171.62 and 546,303.64 is: 753,904.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,189.06 : 1,387,171.62 = 546,303.64 : x
  2. Step 2: Convert to fraction form
    1,005,189.06/1,387,171.62 = 546,303.64/x
  3. Step 3: Cross multiply
    1,005,189.06x = 1,387,171.62 × 546,303.64
  4. Step 4: Simplify right side
    1,005,189.06x = 757,816,905,310.70
  5. Step 5: Solve for x
    x = 757,816,905,310.70/1,005,189.06
  6. Step 6: Final answer
    x = 753,904.85

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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.