Home / 5,319,010.05-7,978,515.08-1,480,825.05

Finding the Fourth Proportional to 5,319,010.05, 7,978,515.08 and 1,480,825.05

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Solution

The fourth proportional to 5,319,010.05, 7,978,515.08 and 1,480,825.05 is: 2,221,237.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,319,010.05 : 7,978,515.08 = 1,480,825.05 : x
  2. Step 2: Convert to fraction form
    5,319,010.05/7,978,515.08 = 1,480,825.05/x
  3. Step 3: Cross multiply
    5,319,010.05x = 7,978,515.08 × 1,480,825.05
  4. Step 4: Simplify right side
    5,319,010.05x = 11,814,784,984,862.63
  5. Step 5: Solve for x
    x = 11,814,784,984,862.63/5,319,010.05
  6. Step 6: Final answer
    x = 2,221,237.58

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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.