Home / 4,892,765.36-7,338,577.52-1,298,811.56

Finding the Fourth Proportional to 4,892,765.36, 7,338,577.52 and 1,298,811.56

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Solution

The fourth proportional to 4,892,765.36, 7,338,577.52 and 1,298,811.56 is: 1,948,065.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,892,765.36 : 7,338,577.52 = 1,298,811.56 : x
  2. Step 2: Convert to fraction form
    4,892,765.36/7,338,577.52 = 1,298,811.56/x
  3. Step 3: Cross multiply
    4,892,765.36x = 7,338,577.52 × 1,298,811.56
  4. Step 4: Simplify right side
    4,892,765.36x = 9,531,429,316,932.13
  5. Step 5: Solve for x
    x = 9,531,429,316,932.13/4,892,765.36
  6. Step 6: Final answer
    x = 1,948,065.89

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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.