Home / 2,921,505.30-4,402,199.34-2,400,693.12

Finding the Fourth Proportional to 2,921,505.30, 4,402,199.34 and 2,400,693.12

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Solution

The fourth proportional to 2,921,505.30, 4,402,199.34 and 2,400,693.12 is: 3,617,426.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921,505.30 : 4,402,199.34 = 2,400,693.12 : x
  2. Step 2: Convert to fraction form
    2,921,505.30/4,402,199.34 = 2,400,693.12/x
  3. Step 3: Cross multiply
    2,921,505.30x = 4,402,199.34 × 2,400,693.12
  4. Step 4: Simplify right side
    2,921,505.30x = 10,568,329,668,406.54
  5. Step 5: Solve for x
    x = 10,568,329,668,406.54/2,921,505.30
  6. Step 6: Final answer
    x = 3,617,426.15

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.