Home / 2,078,588.43-2,868,421.73-1,160,807.85

Finding the Fourth Proportional to 2,078,588.43, 2,868,421.73 and 1,160,807.85

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Solution

The fourth proportional to 2,078,588.43, 2,868,421.73 and 1,160,807.85 is: 1,601,897.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,588.43 : 2,868,421.73 = 1,160,807.85 : x
  2. Step 2: Convert to fraction form
    2,078,588.43/2,868,421.73 = 1,160,807.85/x
  3. Step 3: Cross multiply
    2,078,588.43x = 2,868,421.73 × 1,160,807.85
  4. Step 4: Simplify right side
    2,078,588.43x = 3,329,686,455,490.54
  5. Step 5: Solve for x
    x = 3,329,686,455,490.54/2,078,588.43
  6. Step 6: Final answer
    x = 1,601,897.91

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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.