Home / 2,018,800.36-2,785,867.51-1,113,382.36

Finding the Fourth Proportional to 2,018,800.36, 2,785,867.51 and 1,113,382.36

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Solution

The fourth proportional to 2,018,800.36, 2,785,867.51 and 1,113,382.36 is: 1,536,425.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,800.36 : 2,785,867.51 = 1,113,382.36 : x
  2. Step 2: Convert to fraction form
    2,018,800.36/2,785,867.51 = 1,113,382.36/x
  3. Step 3: Cross multiply
    2,018,800.36x = 2,785,867.51 × 1,113,382.36
  4. Step 4: Simplify right side
    2,018,800.36x = 3,101,735,723,434.87
  5. Step 5: Solve for x
    x = 3,101,735,723,434.87/2,018,800.36
  6. Step 6: Final answer
    x = 1,536,425.19

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1.5x scale

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.