Home / 1,458,113.20-2,187,169.80-1,009,340.80

Finding the Fourth Proportional to 1,458,113.20, 2,187,169.80 and 1,009,340.80

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Solution

The fourth proportional to 1,458,113.20, 2,187,169.80 and 1,009,340.80 is: 1,514,011.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,113.20 : 2,187,169.80 = 1,009,340.80 : x
  2. Step 2: Convert to fraction form
    1,458,113.20/2,187,169.80 = 1,009,340.80/x
  3. Step 3: Cross multiply
    1,458,113.20x = 2,187,169.80 × 1,009,340.80
  4. Step 4: Simplify right side
    1,458,113.20x = 2,207,599,715,667.84
  5. Step 5: Solve for x
    x = 2,207,599,715,667.84/1,458,113.20
  6. Step 6: Final answer
    x = 1,514,011.20

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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.