Home / 1,171,119.14-1,616,059.55-647,807.63

Finding the Fourth Proportional to 1,171,119.14, 1,616,059.55 and 647,807.63

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Solution

The fourth proportional to 1,171,119.14, 1,616,059.55 and 647,807.63 is: 893,927.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,119.14 : 1,616,059.55 = 647,807.63 : x
  2. Step 2: Convert to fraction form
    1,171,119.14/1,616,059.55 = 647,807.63/x
  3. Step 3: Cross multiply
    1,171,119.14x = 1,616,059.55 × 647,807.63
  4. Step 4: Simplify right side
    1,171,119.14x = 1,046,895,707,024.37
  5. Step 5: Solve for x
    x = 1,046,895,707,024.37/1,171,119.14
  6. Step 6: Final answer
    x = 893,927.59

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Double scale
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1.5x scale

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.