Home / 1,719,301.80-2,578,952.70-922,140.30

Finding the Fourth Proportional to 1,719,301.80, 2,578,952.70 and 922,140.30

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Solution

The fourth proportional to 1,719,301.80, 2,578,952.70 and 922,140.30 is: 1,383,210.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719,301.80 : 2,578,952.70 = 922,140.30 : x
  2. Step 2: Convert to fraction form
    1,719,301.80/2,578,952.70 = 922,140.30/x
  3. Step 3: Cross multiply
    1,719,301.80x = 2,578,952.70 × 922,140.30
  4. Step 4: Simplify right side
    1,719,301.80x = 2,378,156,216,463.81
  5. Step 5: Solve for x
    x = 2,378,156,216,463.81/1,719,301.80
  6. Step 6: Final answer
    x = 1,383,210.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.