Home / 2,866,361.16-3,955,126.69-1,642,431.32

Finding the Fourth Proportional to 2,866,361.16, 3,955,126.69 and 1,642,431.32

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Solution

The fourth proportional to 2,866,361.16, 3,955,126.69 and 1,642,431.32 is: 2,266,296.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,866,361.16 : 3,955,126.69 = 1,642,431.32 : x
  2. Step 2: Convert to fraction form
    2,866,361.16/3,955,126.69 = 1,642,431.32/x
  3. Step 3: Cross multiply
    2,866,361.16x = 3,955,126.69 × 1,642,431.32
  4. Step 4: Simplify right side
    2,866,361.16x = 6,496,023,950,223.93
  5. Step 5: Solve for x
    x = 6,496,023,950,223.93/2,866,361.16
  6. Step 6: Final answer
    x = 2,266,296.39

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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.