Home / 2,229,317.91-3,076,476.80-1,210,729.95

Finding the Fourth Proportional to 2,229,317.91, 3,076,476.80 and 1,210,729.95

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Solution

The fourth proportional to 2,229,317.91, 3,076,476.80 and 1,210,729.95 is: 1,670,817.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229,317.91 : 3,076,476.80 = 1,210,729.95 : x
  2. Step 2: Convert to fraction form
    2,229,317.91/3,076,476.80 = 1,210,729.95/x
  3. Step 3: Cross multiply
    2,229,317.91x = 3,076,476.80 × 1,210,729.95
  4. Step 4: Simplify right side
    2,229,317.91x = 3,724,782,596,186.51
  5. Step 5: Solve for x
    x = 3,724,782,596,186.51/2,229,317.91
  6. Step 6: Final answer
    x = 1,670,817.15

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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.