Home / 1,266,040.32-1,747,132.74-693,075.48

Finding the Fourth Proportional to 1,266,040.32, 1,747,132.74 and 693,075.48

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Solution

The fourth proportional to 1,266,040.32, 1,747,132.74 and 693,075.48 is: 956,442.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,040.32 : 1,747,132.74 = 693,075.48 : x
  2. Step 2: Convert to fraction form
    1,266,040.32/1,747,132.74 = 693,075.48/x
  3. Step 3: Cross multiply
    1,266,040.32x = 1,747,132.74 × 693,075.48
  4. Step 4: Simplify right side
    1,266,040.32x = 1,210,894,862,399.22
  5. Step 5: Solve for x
    x = 1,210,894,862,399.22/1,266,040.32
  6. Step 6: Final answer
    x = 956,442.57

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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.