Home / 1,239,577.87-1,710,617.43-695,713.66

Finding the Fourth Proportional to 1,239,577.87, 1,710,617.43 and 695,713.66

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Solution

The fourth proportional to 1,239,577.87, 1,710,617.43 and 695,713.66 is: 960,084.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,239,577.87 : 1,710,617.43 = 695,713.66 : x
  2. Step 2: Convert to fraction form
    1,239,577.87/1,710,617.43 = 695,713.66/x
  3. Step 3: Cross multiply
    1,239,577.87x = 1,710,617.43 × 695,713.66
  4. Step 4: Simplify right side
    1,239,577.87x = 1,190,099,913,085.09
  5. Step 5: Solve for x
    x = 1,190,099,913,085.09/1,239,577.87
  6. Step 6: Final answer
    x = 960,084.83

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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.