Home / 1,670,817.06-2,305,732-906,870.64

Finding the Fourth Proportional to 1,670,817.06, 2,305,732 and 906,870.64

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Solution

The fourth proportional to 1,670,817.06, 2,305,732 and 906,870.64 is: 1,251,483.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,817.06 : 2,305,732 = 906,870.64 : x
  2. Step 2: Convert to fraction form
    1,670,817.06/2,305,732 = 906,870.64/x
  3. Step 3: Cross multiply
    1,670,817.06x = 2,305,732 × 906,870.64
  4. Step 4: Simplify right side
    1,670,817.06x = 2,091,000,654,508.48
  5. Step 5: Solve for x
    x = 2,091,000,654,508.48/1,670,817.06
  6. Step 6: Final answer
    x = 1,251,483.90

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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.