Home / 1,751,668.11-2,417,269.77-987,722.28

Finding the Fourth Proportional to 1,751,668.11, 2,417,269.77 and 987,722.28

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Solution

The fourth proportional to 1,751,668.11, 2,417,269.77 and 987,722.28 is: 1,363,038.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,751,668.11 : 2,417,269.77 = 987,722.28 : x
  2. Step 2: Convert to fraction form
    1,751,668.11/2,417,269.77 = 987,722.28/x
  3. Step 3: Cross multiply
    1,751,668.11x = 2,417,269.77 × 987,722.28
  4. Step 4: Simplify right side
    1,751,668.11x = 2,387,591,208,599.48
  5. Step 5: Solve for x
    x = 2,387,591,208,599.48/1,751,668.11
  6. Step 6: Final answer
    x = 1,363,038.58

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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.