Home / 1,458,228.27-2,011,793.75-913,415.59

Finding the Fourth Proportional to 1,458,228.27, 2,011,793.75 and 913,415.59

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Solution

The fourth proportional to 1,458,228.27, 2,011,793.75 and 913,415.59 is: 1,260,161.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,228.27 : 2,011,793.75 = 913,415.59 : x
  2. Step 2: Convert to fraction form
    1,458,228.27/2,011,793.75 = 913,415.59/x
  3. Step 3: Cross multiply
    1,458,228.27x = 2,011,793.75 × 913,415.59
  4. Step 4: Simplify right side
    1,458,228.27x = 1,837,603,763,886.66
  5. Step 5: Solve for x
    x = 1,837,603,763,886.66/1,458,228.27
  6. Step 6: Final answer
    x = 1,260,161.94

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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.