Home / 1,534,481.76-2,117,710.89-846,288.22

Finding the Fourth Proportional to 1,534,481.76, 2,117,710.89 and 846,288.22

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Solution

The fourth proportional to 1,534,481.76, 2,117,710.89 and 846,288.22 is: 1,167,947.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534,481.76 : 2,117,710.89 = 846,288.22 : x
  2. Step 2: Convert to fraction form
    1,534,481.76/2,117,710.89 = 846,288.22/x
  3. Step 3: Cross multiply
    1,534,481.76x = 2,117,710.89 × 846,288.22
  4. Step 4: Simplify right side
    1,534,481.76x = 1,792,193,779,572.72
  5. Step 5: Solve for x
    x = 1,792,193,779,572.72/1,534,481.76
  6. Step 6: Final answer
    x = 1,167,947.27

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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.