Home / 1,082,040.53-1,492,947.65-699,607.13

Finding the Fourth Proportional to 1,082,040.53, 1,492,947.65 and 699,607.13

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Solution

The fourth proportional to 1,082,040.53, 1,492,947.65 and 699,607.13 is: 965,284.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,040.53 : 1,492,947.65 = 699,607.13 : x
  2. Step 2: Convert to fraction form
    1,082,040.53/1,492,947.65 = 699,607.13/x
  3. Step 3: Cross multiply
    1,082,040.53x = 1,492,947.65 × 699,607.13
  4. Step 4: Simplify right side
    1,082,040.53x = 1,044,476,814,941.02
  5. Step 5: Solve for x
    x = 1,044,476,814,941.02/1,082,040.53
  6. Step 6: Final answer
    x = 965,284.38

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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.