Home / 1,666,789.57-2,300,157.30-941,624.11

Finding the Fourth Proportional to 1,666,789.57, 2,300,157.30 and 941,624.11

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Solution

The fourth proportional to 1,666,789.57, 2,300,157.30 and 941,624.11 is: 1,299,434.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,789.57 : 2,300,157.30 = 941,624.11 : x
  2. Step 2: Convert to fraction form
    1,666,789.57/2,300,157.30 = 941,624.11/x
  3. Step 3: Cross multiply
    1,666,789.57x = 2,300,157.30 × 941,624.11
  4. Step 4: Simplify right side
    1,666,789.57x = 2,165,883,570,472.50
  5. Step 5: Solve for x
    x = 2,165,883,570,472.50/1,666,789.57
  6. Step 6: Final answer
    x = 1,299,434.32

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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.