Home / 2,018,133.92-2,785,046.81-1,100,355.72

Finding the Fourth Proportional to 2,018,133.92, 2,785,046.81 and 1,100,355.72

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Solution

The fourth proportional to 2,018,133.92, 2,785,046.81 and 1,100,355.72 is: 1,518,502.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,133.92 : 2,785,046.81 = 1,100,355.72 : x
  2. Step 2: Convert to fraction form
    2,018,133.92/2,785,046.81 = 1,100,355.72/x
  3. Step 3: Cross multiply
    2,018,133.92x = 2,785,046.81 × 1,100,355.72
  4. Step 4: Simplify right side
    2,018,133.92x = 3,064,542,182,349.47
  5. Step 5: Solve for x
    x = 3,064,542,182,349.47/2,018,133.92
  6. Step 6: Final answer
    x = 1,518,502.89

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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.