Home / 1,078,741.80-1,619,279.10-606,349.80

Finding the Fourth Proportional to 1,078,741.80, 1,619,279.10 and 606,349.80

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Solution

The fourth proportional to 1,078,741.80, 1,619,279.10 and 606,349.80 is: 910,180.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,741.80 : 1,619,279.10 = 606,349.80 : x
  2. Step 2: Convert to fraction form
    1,078,741.80/1,619,279.10 = 606,349.80/x
  3. Step 3: Cross multiply
    1,078,741.80x = 1,619,279.10 × 606,349.80
  4. Step 4: Simplify right side
    1,078,741.80x = 981,849,558,429.18
  5. Step 5: Solve for x
    x = 981,849,558,429.18/1,078,741.80
  6. Step 6: Final answer
    x = 910,180.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.