Home / 1,616,159.46-2,230,333.82-891,037.74

Finding the Fourth Proportional to 1,616,159.46, 2,230,333.82 and 891,037.74

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Solution

The fourth proportional to 1,616,159.46, 2,230,333.82 and 891,037.74 is: 1,229,650.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,159.46 : 2,230,333.82 = 891,037.74 : x
  2. Step 2: Convert to fraction form
    1,616,159.46/2,230,333.82 = 891,037.74/x
  3. Step 3: Cross multiply
    1,616,159.46x = 2,230,333.82 × 891,037.74
  4. Step 4: Simplify right side
    1,616,159.46x = 1,987,311,601,963.18
  5. Step 5: Solve for x
    x = 1,987,311,601,963.18/1,616,159.46
  6. Step 6: Final answer
    x = 1,229,650.69

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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.