Home / 2,130,458.04-2,940,016.32-1,163,588.76

Finding the Fourth Proportional to 2,130,458.04, 2,940,016.32 and 1,163,588.76

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Solution

The fourth proportional to 2,130,458.04, 2,940,016.32 and 1,163,588.76 is: 1,605,743.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,130,458.04 : 2,940,016.32 = 1,163,588.76 : x
  2. Step 2: Convert to fraction form
    2,130,458.04/2,940,016.32 = 1,163,588.76/x
  3. Step 3: Cross multiply
    2,130,458.04x = 2,940,016.32 × 1,163,588.76
  4. Step 4: Simplify right side
    2,130,458.04x = 3,420,969,944,168.56
  5. Step 5: Solve for x
    x = 3,420,969,944,168.56/2,130,458.04
  6. Step 6: Final answer
    x = 1,605,743.87

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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.