Home / 2,057,978.46-3,087,314.88-709,780.44

Finding the Fourth Proportional to 2,057,978.46, 3,087,314.88 and 709,780.44

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Solution

The fourth proportional to 2,057,978.46, 3,087,314.88 and 709,780.44 is: 1,064,790.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,057,978.46 : 3,087,314.88 = 709,780.44 : x
  2. Step 2: Convert to fraction form
    2,057,978.46/3,087,314.88 = 709,780.44/x
  3. Step 3: Cross multiply
    2,057,978.46x = 3,087,314.88 × 709,780.44
  4. Step 4: Simplify right side
    2,057,978.46x = 2,191,315,713,944.95
  5. Step 5: Solve for x
    x = 2,191,315,713,944.95/2,057,978.46
  6. Step 6: Final answer
    x = 1,064,790.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.