Home / 3,057,759.26-4,219,710.47-1,681,126.40

Finding the Fourth Proportional to 3,057,759.26, 4,219,710.47 and 1,681,126.40

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Solution

The fourth proportional to 3,057,759.26, 4,219,710.47 and 1,681,126.40 is: 2,319,955.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,057,759.26 : 4,219,710.47 = 1,681,126.40 : x
  2. Step 2: Convert to fraction form
    3,057,759.26/4,219,710.47 = 1,681,126.40/x
  3. Step 3: Cross multiply
    3,057,759.26x = 4,219,710.47 × 1,681,126.40
  4. Step 4: Simplify right side
    3,057,759.26x = 7,093,866,665,641.74
  5. Step 5: Solve for x
    x = 7,093,866,665,641.74/3,057,759.26
  6. Step 6: Final answer
    x = 2,319,955.91

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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.