Home / 1,239,239.82-1,710,012.15-695,262.45

Finding the Fourth Proportional to 1,239,239.82, 1,710,012.15 and 695,262.45

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Solution

The fourth proportional to 1,239,239.82, 1,710,012.15 and 695,262.45 is: 959,384.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,239,239.82 : 1,710,012.15 = 695,262.45 : x
  2. Step 2: Convert to fraction form
    1,239,239.82/1,710,012.15 = 695,262.45/x
  3. Step 3: Cross multiply
    1,239,239.82x = 1,710,012.15 × 695,262.45
  4. Step 4: Simplify right side
    1,239,239.82x = 1,188,907,236,938.77
  5. Step 5: Solve for x
    x = 1,188,907,236,938.77/1,239,239.82
  6. Step 6: Final answer
    x = 959,384.31

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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.