Home / 5,172,646.93-7,138,474.01-2,880,807.25

Finding the Fourth Proportional to 5,172,646.93, 7,138,474.01 and 2,880,807.25

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Solution

The fourth proportional to 5,172,646.93, 7,138,474.01 and 2,880,807.25 is: 3,975,637.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,172,646.93 : 7,138,474.01 = 2,880,807.25 : x
  2. Step 2: Convert to fraction form
    5,172,646.93/7,138,474.01 = 2,880,807.25/x
  3. Step 3: Cross multiply
    5,172,646.93x = 7,138,474.01 × 2,880,807.25
  4. Step 4: Simplify right side
    5,172,646.93x = 20,564,567,681,944.57
  5. Step 5: Solve for x
    x = 20,564,567,681,944.57/5,172,646.93
  6. Step 6: Final answer
    x = 3,975,637.22

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.