Home / 2,817,189.54-4,225,857.08-767,866.91

Finding the Fourth Proportional to 2,817,189.54, 4,225,857.08 and 767,866.91

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Solution

The fourth proportional to 2,817,189.54, 4,225,857.08 and 767,866.91 is: 1,151,820.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,817,189.54 : 4,225,857.08 = 767,866.91 : x
  2. Step 2: Convert to fraction form
    2,817,189.54/4,225,857.08 = 767,866.91/x
  3. Step 3: Cross multiply
    2,817,189.54x = 4,225,857.08 × 767,866.91
  4. Step 4: Simplify right side
    2,817,189.54x = 3,244,895,793,152.60
  5. Step 5: Solve for x
    x = 3,244,895,793,152.60/2,817,189.54
  6. Step 6: Final answer
    x = 1,151,820.19

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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.