Home / 6,345,279.36-9,517,918.80-1,857,555.36

Finding the Fourth Proportional to 6,345,279.36, 9,517,918.80 and 1,857,555.36

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Solution

The fourth proportional to 6,345,279.36, 9,517,918.80 and 1,857,555.36 is: 2,786,332.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,345,279.36 : 9,517,918.80 = 1,857,555.36 : x
  2. Step 2: Convert to fraction form
    6,345,279.36/9,517,918.80 = 1,857,555.36/x
  3. Step 3: Cross multiply
    6,345,279.36x = 9,517,918.80 × 1,857,555.36
  4. Step 4: Simplify right side
    6,345,279.36x = 17,680,061,082,984.77
  5. Step 5: Solve for x
    x = 17,680,061,082,984.77/6,345,279.36
  6. Step 6: Final answer
    x = 2,786,332.97

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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.