Home / 2,229,330.80-3,076,494.56-1,210,742.84

Finding the Fourth Proportional to 2,229,330.80, 3,076,494.56 and 1,210,742.84

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Solution

The fourth proportional to 2,229,330.80, 3,076,494.56 and 1,210,742.84 is: 1,670,834.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229,330.80 : 3,076,494.56 = 1,210,742.84 : x
  2. Step 2: Convert to fraction form
    2,229,330.80/3,076,494.56 = 1,210,742.84/x
  3. Step 3: Cross multiply
    2,229,330.80x = 3,076,494.56 × 1,210,742.84
  4. Step 4: Simplify right side
    2,229,330.80x = 3,724,843,760,818.95
  5. Step 5: Solve for x
    x = 3,724,843,760,818.95/2,229,330.80
  6. Step 6: Final answer
    x = 1,670,834.93

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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.