Home / 1,792,816.49-2,474,087.19-977,020.40

Finding the Fourth Proportional to 1,792,816.49, 2,474,087.19 and 977,020.40

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Solution

The fourth proportional to 1,792,816.49, 2,474,087.19 and 977,020.40 is: 1,348,288.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,792,816.49 : 2,474,087.19 = 977,020.40 : x
  2. Step 2: Convert to fraction form
    1,792,816.49/2,474,087.19 = 977,020.40/x
  3. Step 3: Cross multiply
    1,792,816.49x = 2,474,087.19 × 977,020.40
  4. Step 4: Simplify right side
    1,792,816.49x = 2,417,233,656,008.68
  5. Step 5: Solve for x
    x = 2,417,233,656,008.68/1,792,816.49
  6. Step 6: Final answer
    x = 1,348,288.39

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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.