Home / 1,921,813.24-2,876,782.66-1,055,080.02

Finding the Fourth Proportional to 1,921,813.24, 2,876,782.66 and 1,055,080.02

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Solution

The fourth proportional to 1,921,813.24, 2,876,782.66 and 1,055,080.02 is: 1,579,360.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,921,813.24 : 2,876,782.66 = 1,055,080.02 : x
  2. Step 2: Convert to fraction form
    1,921,813.24/2,876,782.66 = 1,055,080.02/x
  3. Step 3: Cross multiply
    1,921,813.24x = 2,876,782.66 × 1,055,080.02
  4. Step 4: Simplify right side
    1,921,813.24x = 3,035,235,913,926.32
  5. Step 5: Solve for x
    x = 3,035,235,913,926.32/1,921,813.24
  6. Step 6: Final answer
    x = 1,579,360.50

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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.