Home / 1,276,314.49-1,761,314.36-695,537.78

Finding the Fourth Proportional to 1,276,314.49, 1,761,314.36 and 695,537.78

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Solution

The fourth proportional to 1,276,314.49, 1,761,314.36 and 695,537.78 is: 959,842.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,314.49 : 1,761,314.36 = 695,537.78 : x
  2. Step 2: Convert to fraction form
    1,276,314.49/1,761,314.36 = 695,537.78/x
  3. Step 3: Cross multiply
    1,276,314.49x = 1,761,314.36 × 695,537.78
  4. Step 4: Simplify right side
    1,276,314.49x = 1,225,060,671,985.31
  5. Step 5: Solve for x
    x = 1,225,060,671,985.31/1,276,314.49
  6. Step 6: Final answer
    x = 959,842.33

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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.