Home / 1,558,342.74-2,338,951.01-790,379.43

Finding the Fourth Proportional to 1,558,342.74, 2,338,951.01 and 790,379.43

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Solution

The fourth proportional to 1,558,342.74, 2,338,951.01 and 790,379.43 is: 1,186,297.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,342.74 : 2,338,951.01 = 790,379.43 : x
  2. Step 2: Convert to fraction form
    1,558,342.74/2,338,951.01 = 790,379.43/x
  3. Step 3: Cross multiply
    1,558,342.74x = 2,338,951.01 × 790,379.43
  4. Step 4: Simplify right side
    1,558,342.74x = 1,848,658,762,129.83
  5. Step 5: Solve for x
    x = 1,848,658,762,129.83/1,558,342.74
  6. Step 6: Final answer
    x = 1,186,297.93

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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.