Home / 1,940,903.87-2,911,895.91-846,784.43

Finding the Fourth Proportional to 1,940,903.87, 2,911,895.91 and 846,784.43

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Solution

The fourth proportional to 1,940,903.87, 2,911,895.91 and 846,784.43 is: 1,270,412.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940,903.87 : 2,911,895.91 = 846,784.43 : x
  2. Step 2: Convert to fraction form
    1,940,903.87/2,911,895.91 = 846,784.43/x
  3. Step 3: Cross multiply
    1,940,903.87x = 2,911,895.91 × 846,784.43
  4. Step 4: Simplify right side
    1,940,903.87x = 2,465,748,112,441.21
  5. Step 5: Solve for x
    x = 2,465,748,112,441.21/1,940,903.87
  6. Step 6: Final answer
    x = 1,270,412.28

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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.