Home / 2,842,434.90-3,922,960.22-1,809,612.77

Finding the Fourth Proportional to 2,842,434.90, 3,922,960.22 and 1,809,612.77

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Solution

The fourth proportional to 2,842,434.90, 3,922,960.22 and 1,809,612.77 is: 2,497,520.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,842,434.90 : 3,922,960.22 = 1,809,612.77 : x
  2. Step 2: Convert to fraction form
    2,842,434.90/3,922,960.22 = 1,809,612.77/x
  3. Step 3: Cross multiply
    2,842,434.90x = 3,922,960.22 × 1,809,612.77
  4. Step 4: Simplify right side
    2,842,434.90x = 7,099,038,881,651.14
  5. Step 5: Solve for x
    x = 7,099,038,881,651.14/2,842,434.90
  6. Step 6: Final answer
    x = 2,497,520.31

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1.5x scale

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.