Home / 3,830,710.98-5,286,421.90-2,111,893.06

Finding the Fourth Proportional to 3,830,710.98, 5,286,421.90 and 2,111,893.06

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Solution

The fourth proportional to 3,830,710.98, 5,286,421.90 and 2,111,893.06 is: 2,914,434.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,830,710.98 : 5,286,421.90 = 2,111,893.06 : x
  2. Step 2: Convert to fraction form
    3,830,710.98/5,286,421.90 = 2,111,893.06/x
  3. Step 3: Cross multiply
    3,830,710.98x = 5,286,421.90 × 2,111,893.06
  4. Step 4: Simplify right side
    3,830,710.98x = 11,164,357,722,842.02
  5. Step 5: Solve for x
    x = 11,164,357,722,842.02/3,830,710.98
  6. Step 6: Final answer
    x = 2,914,434.89

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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.