Home / 2,686,807.63-4,030,834.06-767,743.84

Finding the Fourth Proportional to 2,686,807.63, 4,030,834.06 and 767,743.84

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Solution

The fourth proportional to 2,686,807.63, 4,030,834.06 and 767,743.84 is: 1,151,793.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,686,807.63 : 4,030,834.06 = 767,743.84 : x
  2. Step 2: Convert to fraction form
    2,686,807.63/4,030,834.06 = 767,743.84/x
  3. Step 3: Cross multiply
    2,686,807.63x = 4,030,834.06 × 767,743.84
  4. Step 4: Simplify right side
    2,686,807.63x = 3,094,647,999,473.02
  5. Step 5: Solve for x
    x = 3,094,647,999,473.02/2,686,807.63
  6. Step 6: Final answer
    x = 1,151,793.66

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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.