Home / 5,422,989.44-8,132,412.48-1,827,790.40

Finding the Fourth Proportional to 5,422,989.44, 8,132,412.48 and 1,827,790.40

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Solution

The fourth proportional to 5,422,989.44, 8,132,412.48 and 1,827,790.40 is: 2,740,987.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,422,989.44 : 8,132,412.48 = 1,827,790.40 : x
  2. Step 2: Convert to fraction form
    5,422,989.44/8,132,412.48 = 1,827,790.40/x
  3. Step 3: Cross multiply
    5,422,989.44x = 8,132,412.48 × 1,827,790.40
  4. Step 4: Simplify right side
    5,422,989.44x = 14,864,345,459,784.19
  5. Step 5: Solve for x
    x = 14,864,345,459,784.19/5,422,989.44
  6. Step 6: Final answer
    x = 2,740,987.35

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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.