Home / 1,712,156.62-2,362,800.90-986,991.16

Finding the Fourth Proportional to 1,712,156.62, 2,362,800.90 and 986,991.16

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Solution

The fourth proportional to 1,712,156.62, 2,362,800.90 and 986,991.16 is: 1,362,062.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712,156.62 : 2,362,800.90 = 986,991.16 : x
  2. Step 2: Convert to fraction form
    1,712,156.62/2,362,800.90 = 986,991.16/x
  3. Step 3: Cross multiply
    1,712,156.62x = 2,362,800.90 × 986,991.16
  4. Step 4: Simplify right side
    1,712,156.62x = 2,332,063,601,140.04
  5. Step 5: Solve for x
    x = 2,332,063,601,140.04/1,712,156.62
  6. Step 6: Final answer
    x = 1,362,062.08

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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.