Home / 1,792,614.10-2,688,921.15-1,643,314.90

Finding the Fourth Proportional to 1,792,614.10, 2,688,921.15 and 1,643,314.90

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Solution

The fourth proportional to 1,792,614.10, 2,688,921.15 and 1,643,314.90 is: 2,464,972.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,792,614.10 : 2,688,921.15 = 1,643,314.90 : x
  2. Step 2: Convert to fraction form
    1,792,614.10/2,688,921.15 = 1,643,314.90/x
  3. Step 3: Cross multiply
    1,792,614.10x = 2,688,921.15 × 1,643,314.90
  4. Step 4: Simplify right side
    1,792,614.10x = 4,418,744,190,720.14
  5. Step 5: Solve for x
    x = 4,418,744,190,720.14/1,792,614.10
  6. Step 6: Final answer
    x = 2,464,972.35

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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.