Home / 1,042,871-1,439,161.98-565,943

Finding the Fourth Proportional to 1,042,871, 1,439,161.98 and 565,943

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Solution

The fourth proportional to 1,042,871, 1,439,161.98 and 565,943 is: 781,001.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,871 : 1,439,161.98 = 565,943 : x
  2. Step 2: Convert to fraction form
    1,042,871/1,439,161.98 = 565,943/x
  3. Step 3: Cross multiply
    1,042,871x = 1,439,161.98 × 565,943
  4. Step 4: Simplify right side
    1,042,871x = 814,483,648,447.14
  5. Step 5: Solve for x
    x = 814,483,648,447.14/1,042,871
  6. Step 6: Final answer
    x = 781,001.34

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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.