Home / 1,042,869-1,439,159.22-565,941

Finding the Fourth Proportional to 1,042,869, 1,439,159.22 and 565,941

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Solution

The fourth proportional to 1,042,869, 1,439,159.22 and 565,941 is: 780,998.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,869 : 1,439,159.22 = 565,941 : x
  2. Step 2: Convert to fraction form
    1,042,869/1,439,159.22 = 565,941/x
  3. Step 3: Cross multiply
    1,042,869x = 1,439,159.22 × 565,941
  4. Step 4: Simplify right side
    1,042,869x = 814,479,208,126.02
  5. Step 5: Solve for x
    x = 814,479,208,126.02/1,042,869
  6. Step 6: Final answer
    x = 780,998.58

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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.