Home / 2,990,474.52-4,485,775.50-1,071,511.08

Finding the Fourth Proportional to 2,990,474.52, 4,485,775.50 and 1,071,511.08

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Solution

The fourth proportional to 2,990,474.52, 4,485,775.50 and 1,071,511.08 is: 1,607,289.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,990,474.52 : 4,485,775.50 = 1,071,511.08 : x
  2. Step 2: Convert to fraction form
    2,990,474.52/4,485,775.50 = 1,071,511.08/x
  3. Step 3: Cross multiply
    2,990,474.52x = 4,485,775.50 × 1,071,511.08
  4. Step 4: Simplify right side
    2,990,474.52x = 4,806,558,150,642.54
  5. Step 5: Solve for x
    x = 4,806,558,150,642.54/2,990,474.52
  6. Step 6: Final answer
    x = 1,607,289.45

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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.