Home / 2,567,814.78-3,543,584.16-1,421,895.24

Finding the Fourth Proportional to 2,567,814.78, 3,543,584.16 and 1,421,895.24

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Solution

The fourth proportional to 2,567,814.78, 3,543,584.16 and 1,421,895.24 is: 1,962,215.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,567,814.78 : 3,543,584.16 = 1,421,895.24 : x
  2. Step 2: Convert to fraction form
    2,567,814.78/3,543,584.16 = 1,421,895.24/x
  3. Step 3: Cross multiply
    2,567,814.78x = 3,543,584.16 × 1,421,895.24
  4. Step 4: Simplify right side
    2,567,814.78x = 5,038,605,449,643.40
  5. Step 5: Solve for x
    x = 5,038,605,449,643.40/2,567,814.78
  6. Step 6: Final answer
    x = 1,962,215.30

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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.