Home / 1,127,075.28-1,555,523.46-697,494.12

Finding the Fourth Proportional to 1,127,075.28, 1,555,523.46 and 697,494.12

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Solution

The fourth proportional to 1,127,075.28, 1,555,523.46 and 697,494.12 is: 962,640.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,075.28 : 1,555,523.46 = 697,494.12 : x
  2. Step 2: Convert to fraction form
    1,127,075.28/1,555,523.46 = 697,494.12/x
  3. Step 3: Cross multiply
    1,127,075.28x = 1,555,523.46 × 697,494.12
  4. Step 4: Simplify right side
    1,127,075.28x = 1,084,968,466,872.06
  5. Step 5: Solve for x
    x = 1,084,968,466,872.06/1,127,075.28
  6. Step 6: Final answer
    x = 962,640.64

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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.