Home / 1,693,896.20-2,336,549.79-1,005,114.22

Finding the Fourth Proportional to 1,693,896.20, 2,336,549.79 and 1,005,114.22

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Solution

The fourth proportional to 1,693,896.20, 2,336,549.79 and 1,005,114.22 is: 1,386,448.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,693,896.20 : 2,336,549.79 = 1,005,114.22 : x
  2. Step 2: Convert to fraction form
    1,693,896.20/2,336,549.79 = 1,005,114.22/x
  3. Step 3: Cross multiply
    1,693,896.20x = 2,336,549.79 × 1,005,114.22
  4. Step 4: Simplify right side
    1,693,896.20x = 2,348,499,417,594.82
  5. Step 5: Solve for x
    x = 2,348,499,417,594.82/1,693,896.20
  6. Step 6: Final answer
    x = 1,386,448.25

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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.