Home / 1,719,107.70-2,578,661.55-868,802.10

Finding the Fourth Proportional to 1,719,107.70, 2,578,661.55 and 868,802.10

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Solution

The fourth proportional to 1,719,107.70, 2,578,661.55 and 868,802.10 is: 1,303,203.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719,107.70 : 2,578,661.55 = 868,802.10 : x
  2. Step 2: Convert to fraction form
    1,719,107.70/2,578,661.55 = 868,802.10/x
  3. Step 3: Cross multiply
    1,719,107.70x = 2,578,661.55 × 868,802.10
  4. Step 4: Simplify right side
    1,719,107.70x = 2,240,346,569,829.26
  5. Step 5: Solve for x
    x = 2,240,346,569,829.26/1,719,107.70
  6. Step 6: Final answer
    x = 1,303,203.15

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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.