Home / 2,854,318-3,939,078.36-1,565,208.04

Finding the Fourth Proportional to 2,854,318, 3,939,078.36 and 1,565,208.04

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Solution

The fourth proportional to 2,854,318, 3,939,078.36 and 1,565,208.04 is: 2,160,052.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,854,318 : 3,939,078.36 = 1,565,208.04 : x
  2. Step 2: Convert to fraction form
    2,854,318/3,939,078.36 = 1,565,208.04/x
  3. Step 3: Cross multiply
    2,854,318x = 3,939,078.36 × 1,565,208.04
  4. Step 4: Simplify right side
    2,854,318x = 6,165,477,119,262.02
  5. Step 5: Solve for x
    x = 6,165,477,119,262.02/2,854,318
  6. Step 6: Final answer
    x = 2,160,052.64

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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.