Home / 1,379,634.85-1,902,267.61-944,262.19

Finding the Fourth Proportional to 1,379,634.85, 1,902,267.61 and 944,262.19

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Solution

The fourth proportional to 1,379,634.85, 1,902,267.61 and 944,262.19 is: 1,301,967.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,634.85 : 1,902,267.61 = 944,262.19 : x
  2. Step 2: Convert to fraction form
    1,379,634.85/1,902,267.61 = 944,262.19/x
  3. Step 3: Cross multiply
    1,379,634.85x = 1,902,267.61 × 944,262.19
  4. Step 4: Simplify right side
    1,379,634.85x = 1,796,239,379,384.67
  5. Step 5: Solve for x
    x = 1,796,239,379,384.67/1,379,634.85
  6. Step 6: Final answer
    x = 1,301,967.24

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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.