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Finding the Fourth Proportional to 4,681,799.22, 7,022,698.83 and 1,316,006.22

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Solution

The fourth proportional to 4,681,799.22, 7,022,698.83 and 1,316,006.22 is: 1,974,009.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,681,799.22 : 7,022,698.83 = 1,316,006.22 : x
  2. Step 2: Convert to fraction form
    4,681,799.22/7,022,698.83 = 1,316,006.22/x
  3. Step 3: Cross multiply
    4,681,799.22x = 7,022,698.83 × 1,316,006.22
  4. Step 4: Simplify right side
    4,681,799.22x = 9,241,915,341,466.72
  5. Step 5: Solve for x
    x = 9,241,915,341,466.72/4,681,799.22
  6. Step 6: Final answer
    x = 1,974,009.33

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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.