Home / 1,579,708.17-2,179,990.71-854,554.10

Finding the Fourth Proportional to 1,579,708.17, 2,179,990.71 and 854,554.10

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Solution

The fourth proportional to 1,579,708.17, 2,179,990.71 and 854,554.10 is: 1,179,281.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,708.17 : 2,179,990.71 = 854,554.10 : x
  2. Step 2: Convert to fraction form
    1,579,708.17/2,179,990.71 = 854,554.10/x
  3. Step 3: Cross multiply
    1,579,708.17x = 2,179,990.71 × 854,554.10
  4. Step 4: Simplify right side
    1,579,708.17x = 1,862,919,989,469.66
  5. Step 5: Solve for x
    x = 1,862,919,989,469.66/1,579,708.17
  6. Step 6: Final answer
    x = 1,179,281.10

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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.