Home / 1,616,267.52-2,230,549.38-891,113.94

Finding the Fourth Proportional to 1,616,267.52, 2,230,549.38 and 891,113.94

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Solution

The fourth proportional to 1,616,267.52, 2,230,549.38 and 891,113.94 is: 1,229,792.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,267.52 : 2,230,549.38 = 891,113.94 : x
  2. Step 2: Convert to fraction form
    1,616,267.52/2,230,549.38 = 891,113.94/x
  3. Step 3: Cross multiply
    1,616,267.52x = 2,230,549.38 × 891,113.94
  4. Step 4: Simplify right side
    1,616,267.52x = 1,987,673,646,376.36
  5. Step 5: Solve for x
    x = 1,987,673,646,376.36/1,616,267.52
  6. Step 6: Final answer
    x = 1,229,792.48

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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.