Home / 1,712,158.62-2,362,803.66-986,993.16

Finding the Fourth Proportional to 1,712,158.62, 2,362,803.66 and 986,993.16

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Solution

The fourth proportional to 1,712,158.62, 2,362,803.66 and 986,993.16 is: 1,362,064.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712,158.62 : 2,362,803.66 = 986,993.16 : x
  2. Step 2: Convert to fraction form
    1,712,158.62/2,362,803.66 = 986,993.16/x
  3. Step 3: Cross multiply
    1,712,158.62x = 2,362,803.66 × 986,993.16
  4. Step 4: Simplify right side
    1,712,158.62x = 2,332,071,050,842.97
  5. Step 5: Solve for x
    x = 2,332,071,050,842.97/1,712,158.62
  6. Step 6: Final answer
    x = 1,362,064.84

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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.