Home / 1,666,809.66-2,300,184.90-941,644.20

Finding the Fourth Proportional to 1,666,809.66, 2,300,184.90 and 941,644.20

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Solution

The fourth proportional to 1,666,809.66, 2,300,184.90 and 941,644.20 is: 1,299,461.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,809.66 : 2,300,184.90 = 941,644.20 : x
  2. Step 2: Convert to fraction form
    1,666,809.66/2,300,184.90 = 941,644.20/x
  3. Step 3: Cross multiply
    1,666,809.66x = 2,300,184.90 × 941,644.20
  4. Step 4: Simplify right side
    1,666,809.66x = 2,165,955,770,012.58
  5. Step 5: Solve for x
    x = 2,165,955,770,012.58/1,666,809.66
  6. Step 6: Final answer
    x = 1,299,461.97

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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.