Home / 5,249,007.56-7,873,511.45-1,259,919.56

Finding the Fourth Proportional to 5,249,007.56, 7,873,511.45 and 1,259,919.56

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Solution

The fourth proportional to 5,249,007.56, 7,873,511.45 and 1,259,919.56 is: 1,889,879.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,249,007.56 : 7,873,511.45 = 1,259,919.56 : x
  2. Step 2: Convert to fraction form
    5,249,007.56/7,873,511.45 = 1,259,919.56/x
  3. Step 3: Cross multiply
    5,249,007.56x = 7,873,511.45 × 1,259,919.56
  4. Step 4: Simplify right side
    5,249,007.56x = 9,919,991,095,123.14
  5. Step 5: Solve for x
    x = 9,919,991,095,123.14/5,249,007.56
  6. Step 6: Final answer
    x = 1,889,879.37

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1.5x scale

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.