Home / 2,947,643.40-4,421,465.10-2,723,694.60

Finding the Fourth Proportional to 2,947,643.40, 4,421,465.10 and 2,723,694.60

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Solution

The fourth proportional to 2,947,643.40, 4,421,465.10 and 2,723,694.60 is: 4,085,541.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,947,643.40 : 4,421,465.10 = 2,723,694.60 : x
  2. Step 2: Convert to fraction form
    2,947,643.40/4,421,465.10 = 2,723,694.60/x
  3. Step 3: Cross multiply
    2,947,643.40x = 4,421,465.10 × 2,723,694.60
  4. Step 4: Simplify right side
    2,947,643.40x = 12,042,720,616,958.46
  5. Step 5: Solve for x
    x = 12,042,720,616,958.46/2,947,643.40
  6. Step 6: Final answer
    x = 4,085,541.90

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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.