Home / 1,643,453.93-2,267,837.30-908,377.31

Finding the Fourth Proportional to 1,643,453.93, 2,267,837.30 and 908,377.31

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Solution

The fourth proportional to 1,643,453.93, 2,267,837.30 and 908,377.31 is: 1,253,489.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,643,453.93 : 2,267,837.30 = 908,377.31 : x
  2. Step 2: Convert to fraction form
    1,643,453.93/2,267,837.30 = 908,377.31/x
  3. Step 3: Cross multiply
    1,643,453.93x = 2,267,837.30 × 908,377.31
  4. Step 4: Simplify right side
    1,643,453.93x = 2,060,051,930,210.59
  5. Step 5: Solve for x
    x = 2,060,051,930,210.59/1,643,453.93
  6. Step 6: Final answer
    x = 1,253,489.31

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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.