Home / 1,625,111.11-2,241,909.12-1,052,335.81

Finding the Fourth Proportional to 1,625,111.11, 2,241,909.12 and 1,052,335.81

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Solution

The fourth proportional to 1,625,111.11, 2,241,909.12 and 1,052,335.81 is: 1,451,741.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,111.11 : 2,241,909.12 = 1,052,335.81 : x
  2. Step 2: Convert to fraction form
    1,625,111.11/2,241,909.12 = 1,052,335.81/x
  3. Step 3: Cross multiply
    1,625,111.11x = 2,241,909.12 × 1,052,335.81
  4. Step 4: Simplify right side
    1,625,111.11x = 2,359,241,249,741.59
  5. Step 5: Solve for x
    x = 2,359,241,249,741.59/1,625,111.11
  6. Step 6: Final answer
    x = 1,451,741.51

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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.