Home / 1,348,610.23-1,861,118.64-805,061.49

Finding the Fourth Proportional to 1,348,610.23, 1,861,118.64 and 805,061.49

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Solution

The fourth proportional to 1,348,610.23, 1,861,118.64 and 805,061.49 is: 1,111,006.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,610.23 : 1,861,118.64 = 805,061.49 : x
  2. Step 2: Convert to fraction form
    1,348,610.23/1,861,118.64 = 805,061.49/x
  3. Step 3: Cross multiply
    1,348,610.23x = 1,861,118.64 × 805,061.49
  4. Step 4: Simplify right side
    1,348,610.23x = 1,498,314,945,385.17
  5. Step 5: Solve for x
    x = 1,498,314,945,385.17/1,348,610.23
  6. Step 6: Final answer
    x = 1,111,006.66

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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.