Home / 1,579,715.51-2,180,000.84-854,561.44

Finding the Fourth Proportional to 1,579,715.51, 2,180,000.84 and 854,561.44

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Solution

The fourth proportional to 1,579,715.51, 2,180,000.84 and 854,561.44 is: 1,179,291.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,715.51 : 2,180,000.84 = 854,561.44 : x
  2. Step 2: Convert to fraction form
    1,579,715.51/2,180,000.84 = 854,561.44/x
  3. Step 3: Cross multiply
    1,579,715.51x = 2,180,000.84 × 854,561.44
  4. Step 4: Simplify right side
    1,579,715.51x = 1,862,944,660,290.71
  5. Step 5: Solve for x
    x = 1,862,944,660,290.71/1,579,715.51
  6. Step 6: Final answer
    x = 1,179,291.24

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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.