Home / 2,963,935.76-4,090,230.54-1,605,808.76

Finding the Fourth Proportional to 2,963,935.76, 4,090,230.54 and 1,605,808.76

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Solution

The fourth proportional to 2,963,935.76, 4,090,230.54 and 1,605,808.76 is: 2,216,015.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,963,935.76 : 4,090,230.54 = 1,605,808.76 : x
  2. Step 2: Convert to fraction form
    2,963,935.76/4,090,230.54 = 1,605,808.76/x
  3. Step 3: Cross multiply
    2,963,935.76x = 4,090,230.54 × 1,605,808.76
  4. Step 4: Simplify right side
    2,963,935.76x = 6,568,128,011,100.38
  5. Step 5: Solve for x
    x = 6,568,128,011,100.38/2,963,935.76
  6. Step 6: Final answer
    x = 2,216,015.65

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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.