Home / 1,579,302.80-2,179,437.72-854,150.48

Finding the Fourth Proportional to 1,579,302.80, 2,179,437.72 and 854,150.48

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Solution

The fourth proportional to 1,579,302.80, 2,179,437.72 and 854,150.48 is: 1,178,727.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,302.80 : 2,179,437.72 = 854,150.48 : x
  2. Step 2: Convert to fraction form
    1,579,302.80/2,179,437.72 = 854,150.48/x
  3. Step 3: Cross multiply
    1,579,302.80x = 2,179,437.72 × 854,150.48
  4. Step 4: Simplify right side
    1,579,302.80x = 1,861,567,774,668.11
  5. Step 5: Solve for x
    x = 1,861,567,774,668.11/1,579,302.80
  6. Step 6: Final answer
    x = 1,178,727.58

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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.