Home / 2,888,330.34-4,330,874.73-1,978,541.08

Finding the Fourth Proportional to 2,888,330.34, 4,330,874.73 and 1,978,541.08

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Solution

The fourth proportional to 2,888,330.34, 4,330,874.73 and 1,978,541.08 is: 2,966,701.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,888,330.34 : 4,330,874.73 = 1,978,541.08 : x
  2. Step 2: Convert to fraction form
    2,888,330.34/4,330,874.73 = 1,978,541.08/x
  3. Step 3: Cross multiply
    2,888,330.34x = 4,330,874.73 × 1,978,541.08
  4. Step 4: Simplify right side
    2,888,330.34x = 8,568,813,554,811.72
  5. Step 5: Solve for x
    x = 8,568,813,554,811.72/2,888,330.34
  6. Step 6: Final answer
    x = 2,966,701.36

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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.