Home / 2,963,785.20-4,090,027.73-1,605,658.20

Finding the Fourth Proportional to 2,963,785.20, 4,090,027.73 and 1,605,658.20

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Solution

The fourth proportional to 2,963,785.20, 4,090,027.73 and 1,605,658.20 is: 2,215,810.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,963,785.20 : 4,090,027.73 = 1,605,658.20 : x
  2. Step 2: Convert to fraction form
    2,963,785.20/4,090,027.73 = 1,605,658.20/x
  3. Step 3: Cross multiply
    2,963,785.20x = 4,090,027.73 × 1,605,658.20
  4. Step 4: Simplify right side
    2,963,785.20x = 6,567,186,562,901.89
  5. Step 5: Solve for x
    x = 6,567,186,562,901.89/2,963,785.20
  6. Step 6: Final answer
    x = 2,215,810.57

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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.