Home / 1,621,773.12-2,238,093.65-896,667.67

Finding the Fourth Proportional to 1,621,773.12, 2,238,093.65 and 896,667.67

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Solution

The fourth proportional to 1,621,773.12, 2,238,093.65 and 896,667.67 is: 1,237,427.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,773.12 : 2,238,093.65 = 896,667.67 : x
  2. Step 2: Convert to fraction form
    1,621,773.12/2,238,093.65 = 896,667.67/x
  3. Step 3: Cross multiply
    1,621,773.12x = 2,238,093.65 × 896,667.67
  4. Step 4: Simplify right side
    1,621,773.12x = 2,006,826,218,387.30
  5. Step 5: Solve for x
    x = 2,006,826,218,387.30/1,621,773.12
  6. Step 6: Final answer
    x = 1,237,427.23

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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.