Home / 2,617,881.51-3,926,908.13-724,464.39

Finding the Fourth Proportional to 2,617,881.51, 3,926,908.13 and 724,464.39

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Solution

The fourth proportional to 2,617,881.51, 3,926,908.13 and 724,464.39 is: 1,086,720.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,617,881.51 : 3,926,908.13 = 724,464.39 : x
  2. Step 2: Convert to fraction form
    2,617,881.51/3,926,908.13 = 724,464.39/x
  3. Step 3: Cross multiply
    2,617,881.51x = 3,926,908.13 × 724,464.39
  4. Step 4: Simplify right side
    2,617,881.51x = 2,844,905,099,364.17
  5. Step 5: Solve for x
    x = 2,844,905,099,364.17/2,617,881.51
  6. Step 6: Final answer
    x = 1,086,720.35

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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.