Home / 1,762,137.73-2,431,898.81-987,756.22

Finding the Fourth Proportional to 1,762,137.73, 2,431,898.81 and 987,756.22

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Solution

The fourth proportional to 1,762,137.73, 2,431,898.81 and 987,756.22 is: 1,363,186.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,762,137.73 : 2,431,898.81 = 987,756.22 : x
  2. Step 2: Convert to fraction form
    1,762,137.73/2,431,898.81 = 987,756.22/x
  3. Step 3: Cross multiply
    1,762,137.73x = 2,431,898.81 × 987,756.22
  4. Step 4: Simplify right side
    1,762,137.73x = 2,402,123,184,446.11
  5. Step 5: Solve for x
    x = 2,402,123,184,446.11/1,762,137.73
  6. Step 6: Final answer
    x = 1,363,186.97

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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.