Home / 2,018,579.96-2,785,578.01-1,147,509.86

Finding the Fourth Proportional to 2,018,579.96, 2,785,578.01 and 1,147,509.86

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Solution

The fourth proportional to 2,018,579.96, 2,785,578.01 and 1,147,509.86 is: 1,583,528.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,579.96 : 2,785,578.01 = 1,147,509.86 : x
  2. Step 2: Convert to fraction form
    2,018,579.96/2,785,578.01 = 1,147,509.86/x
  3. Step 3: Cross multiply
    2,018,579.96x = 2,785,578.01 × 1,147,509.86
  4. Step 4: Simplify right side
    2,018,579.96x = 3,196,478,230,226.59
  5. Step 5: Solve for x
    x = 3,196,478,230,226.59/2,018,579.96
  6. Step 6: Final answer
    x = 1,583,528.17

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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.