Home / 1,140,509.88-1,708,875.73-801,896.15

Finding the Fourth Proportional to 1,140,509.88, 1,708,875.73 and 801,896.15

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Solution

The fourth proportional to 1,140,509.88, 1,708,875.73 and 801,896.15 is: 1,201,516.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,509.88 : 1,708,875.73 = 801,896.15 : x
  2. Step 2: Convert to fraction form
    1,140,509.88/1,708,875.73 = 801,896.15/x
  3. Step 3: Cross multiply
    1,140,509.88x = 1,708,875.73 × 801,896.15
  4. Step 4: Simplify right side
    1,140,509.88x = 1,370,340,873,990.00
  5. Step 5: Solve for x
    x = 1,370,340,873,990.00/1,140,509.88
  6. Step 6: Final answer
    x = 1,201,516.00

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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.