Home / 2,963,931.38-4,090,224.50-1,605,804.38

Finding the Fourth Proportional to 2,963,931.38, 4,090,224.50 and 1,605,804.38

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Solution

The fourth proportional to 2,963,931.38, 4,090,224.50 and 1,605,804.38 is: 2,216,009.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,963,931.38 : 4,090,224.50 = 1,605,804.38 : x
  2. Step 2: Convert to fraction form
    2,963,931.38/4,090,224.50 = 1,605,804.38/x
  3. Step 3: Cross multiply
    2,963,931.38x = 4,090,224.50 × 1,605,804.38
  4. Step 4: Simplify right side
    2,963,931.38x = 6,568,100,417,283.31
  5. Step 5: Solve for x
    x = 6,568,100,417,283.31/2,963,931.38
  6. Step 6: Final answer
    x = 2,216,009.61

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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.