Home / 4,886,421.28-7,330,098.48-1,519,724.32

Finding the Fourth Proportional to 4,886,421.28, 7,330,098.48 and 1,519,724.32

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Solution

The fourth proportional to 4,886,421.28, 7,330,098.48 and 1,519,724.32 is: 2,279,731.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,886,421.28 : 7,330,098.48 = 1,519,724.32 : x
  2. Step 2: Convert to fraction form
    4,886,421.28/7,330,098.48 = 1,519,724.32/x
  3. Step 3: Cross multiply
    4,886,421.28x = 7,330,098.48 × 1,519,724.32
  4. Step 4: Simplify right side
    4,886,421.28x = 11,139,728,928,051.04
  5. Step 5: Solve for x
    x = 11,139,728,928,051.04/4,886,421.28
  6. Step 6: Final answer
    x = 2,279,731.58

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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.