Home / 2,570,420.80-3,854,464.80-972,452.80

Finding the Fourth Proportional to 2,570,420.80, 3,854,464.80 and 972,452.80

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Solution

The fourth proportional to 2,570,420.80, 3,854,464.80 and 972,452.80 is: 1,458,237.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,570,420.80 : 3,854,464.80 = 972,452.80 : x
  2. Step 2: Convert to fraction form
    2,570,420.80/3,854,464.80 = 972,452.80/x
  3. Step 3: Cross multiply
    2,570,420.80x = 3,854,464.80 × 972,452.80
  4. Step 4: Simplify right side
    2,570,420.80x = 3,748,285,087,261.44
  5. Step 5: Solve for x
    x = 3,748,285,087,261.44/2,570,420.80
  6. Step 6: Final answer
    x = 1,458,237.92

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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.