Home / 1,670,498-2,305,288.86-906,551.72

Finding the Fourth Proportional to 1,670,498, 2,305,288.86 and 906,551.72

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Solution

The fourth proportional to 1,670,498, 2,305,288.86 and 906,551.72 is: 1,251,042.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,498 : 2,305,288.86 = 906,551.72 : x
  2. Step 2: Convert to fraction form
    1,670,498/2,305,288.86 = 906,551.72/x
  3. Step 3: Cross multiply
    1,670,498x = 2,305,288.86 × 906,551.72
  4. Step 4: Simplify right side
    1,670,498x = 2,089,863,581,129.84
  5. Step 5: Solve for x
    x = 2,089,863,581,129.84/1,670,498
  6. Step 6: Final answer
    x = 1,251,042.25

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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.