Home / 1,534,480.76-2,117,709.51-846,287.22

Finding the Fourth Proportional to 1,534,480.76, 2,117,709.51 and 846,287.22

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Solution

The fourth proportional to 1,534,480.76, 2,117,709.51 and 846,287.22 is: 1,167,945.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534,480.76 : 2,117,709.51 = 846,287.22 : x
  2. Step 2: Convert to fraction form
    1,534,480.76/2,117,709.51 = 846,287.22/x
  3. Step 3: Cross multiply
    1,534,480.76x = 2,117,709.51 × 846,287.22
  4. Step 4: Simplify right side
    1,534,480.76x = 1,792,190,493,985.46
  5. Step 5: Solve for x
    x = 1,792,190,493,985.46/1,534,480.76
  6. Step 6: Final answer
    x = 1,167,945.89

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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.