Home / 1,155,879.33-1,595,434.05-672,537.84

Finding the Fourth Proportional to 1,155,879.33, 1,595,434.05 and 672,537.84

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Solution

The fourth proportional to 1,155,879.33, 1,595,434.05 and 672,537.84 is: 928,288.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,879.33 : 1,595,434.05 = 672,537.84 : x
  2. Step 2: Convert to fraction form
    1,155,879.33/1,595,434.05 = 672,537.84/x
  3. Step 3: Cross multiply
    1,155,879.33x = 1,595,434.05 × 672,537.84
  4. Step 4: Simplify right side
    1,155,879.33x = 1,072,989,769,849.45
  5. Step 5: Solve for x
    x = 1,072,989,769,849.45/1,155,879.33
  6. Step 6: Final answer
    x = 928,288.74

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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.