Home / 4,428,999.20-6,112,018.88-2,391,808.64

Finding the Fourth Proportional to 4,428,999.20, 6,112,018.88 and 2,391,808.64

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Solution

The fourth proportional to 4,428,999.20, 6,112,018.88 and 2,391,808.64 is: 3,300,695.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428,999.20 : 6,112,018.88 = 2,391,808.64 : x
  2. Step 2: Convert to fraction form
    4,428,999.20/6,112,018.88 = 2,391,808.64/x
  3. Step 3: Cross multiply
    4,428,999.20x = 6,112,018.88 × 2,391,808.64
  4. Step 4: Simplify right side
    4,428,999.20x = 14,618,779,565,027.12
  5. Step 5: Solve for x
    x = 14,618,779,565,027.12/4,428,999.20
  6. Step 6: Final answer
    x = 3,300,695.91

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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.