Home / 3,638,681.66-5,021,415.72-2,007,157.79

Finding the Fourth Proportional to 3,638,681.66, 5,021,415.72 and 2,007,157.79

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Solution

The fourth proportional to 3,638,681.66, 5,021,415.72 and 2,007,157.79 is: 2,769,897.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,638,681.66 : 5,021,415.72 = 2,007,157.79 : x
  2. Step 2: Convert to fraction form
    3,638,681.66/5,021,415.72 = 2,007,157.79/x
  3. Step 3: Cross multiply
    3,638,681.66x = 5,021,415.72 × 2,007,157.79
  4. Step 4: Simplify right side
    3,638,681.66x = 10,078,773,691,780.00
  5. Step 5: Solve for x
    x = 10,078,773,691,780.00/3,638,681.66
  6. Step 6: Final answer
    x = 2,769,897.07

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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.