Home / 1,712,277.92-2,362,937.64-987,122.18

Finding the Fourth Proportional to 1,712,277.92, 2,362,937.64 and 987,122.18

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Solution

The fourth proportional to 1,712,277.92, 2,362,937.64 and 987,122.18 is: 1,362,225.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712,277.92 : 2,362,937.64 = 987,122.18 : x
  2. Step 2: Convert to fraction form
    1,712,277.92/2,362,937.64 = 987,122.18/x
  3. Step 3: Cross multiply
    1,712,277.92x = 2,362,937.64 × 987,122.18
  4. Step 4: Simplify right side
    1,712,277.92x = 2,332,508,156,606.49
  5. Step 5: Solve for x
    x = 2,332,508,156,606.49/1,712,277.92
  6. Step 6: Final answer
    x = 1,362,225.21

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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.