Home / 1,926,581.92-2,657,675.04-1,191,301.12

Finding the Fourth Proportional to 1,926,581.92, 2,657,675.04 and 1,191,301.12

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Solution

The fourth proportional to 1,926,581.92, 2,657,675.04 and 1,191,301.12 is: 1,643,372.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926,581.92 : 2,657,675.04 = 1,191,301.12 : x
  2. Step 2: Convert to fraction form
    1,926,581.92/2,657,675.04 = 1,191,301.12/x
  3. Step 3: Cross multiply
    1,926,581.92x = 2,657,675.04 × 1,191,301.12
  4. Step 4: Simplify right side
    1,926,581.92x = 3,166,091,251,748.05
  5. Step 5: Solve for x
    x = 3,166,091,251,748.05/1,926,581.92
  6. Step 6: Final answer
    x = 1,643,372.24

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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.