Home / 1,719,141.64-2,578,798.15-654,266.23

Finding the Fourth Proportional to 1,719,141.64, 2,578,798.15 and 654,266.23

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Solution

The fourth proportional to 1,719,141.64, 2,578,798.15 and 654,266.23 is: 981,431.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719,141.64 : 2,578,798.15 = 654,266.23 : x
  2. Step 2: Convert to fraction form
    1,719,141.64/2,578,798.15 = 654,266.23/x
  3. Step 3: Cross multiply
    1,719,141.64x = 2,578,798.15 × 654,266.23
  4. Step 4: Simplify right side
    1,719,141.64x = 1,687,220,535,448.81
  5. Step 5: Solve for x
    x = 1,687,220,535,448.81/1,719,141.64
  6. Step 6: Final answer
    x = 981,431.95

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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.