Home / 2,019,218.92-2,790,150.88-1,534,943.32

Finding the Fourth Proportional to 2,019,218.92, 2,790,150.88 and 1,534,943.32

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Solution

The fourth proportional to 2,019,218.92, 2,790,150.88 and 1,534,943.32 is: 2,120,980.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,218.92 : 2,790,150.88 = 1,534,943.32 : x
  2. Step 2: Convert to fraction form
    2,019,218.92/2,790,150.88 = 1,534,943.32/x
  3. Step 3: Cross multiply
    2,019,218.92x = 2,790,150.88 × 1,534,943.32
  4. Step 4: Simplify right side
    2,019,218.92x = 4,282,723,455,048.12
  5. Step 5: Solve for x
    x = 4,282,723,455,048.12/2,019,218.92
  6. Step 6: Final answer
    x = 2,120,980.25

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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.