Home / 2,854,458.75-3,939,207.12-1,565,222.25

Finding the Fourth Proportional to 2,854,458.75, 3,939,207.12 and 1,565,222.25

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Solution

The fourth proportional to 2,854,458.75, 3,939,207.12 and 1,565,222.25 is: 2,160,036.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,854,458.75 : 3,939,207.12 = 1,565,222.25 : x
  2. Step 2: Convert to fraction form
    2,854,458.75/3,939,207.12 = 1,565,222.25/x
  3. Step 3: Cross multiply
    2,854,458.75x = 3,939,207.12 × 1,565,222.25
  4. Step 4: Simplify right side
    2,854,458.75x = 6,165,734,631,582.42
  5. Step 5: Solve for x
    x = 6,165,734,631,582.42/2,854,458.75
  6. Step 6: Final answer
    x = 2,160,036.34

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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.