Home / 1,221,909.05-1,832,863.58-1,064,445.05

Finding the Fourth Proportional to 1,221,909.05, 1,832,863.58 and 1,064,445.05

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Solution

The fourth proportional to 1,221,909.05, 1,832,863.58 and 1,064,445.05 is: 1,596,667.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,221,909.05 : 1,832,863.58 = 1,064,445.05 : x
  2. Step 2: Convert to fraction form
    1,221,909.05/1,832,863.58 = 1,064,445.05/x
  3. Step 3: Cross multiply
    1,221,909.05x = 1,832,863.58 × 1,064,445.05
  4. Step 4: Simplify right side
    1,221,909.05x = 1,950,982,559,734.05
  5. Step 5: Solve for x
    x = 1,950,982,559,734.05/1,221,909.05
  6. Step 6: Final answer
    x = 1,596,667.58

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.