Home / 5,090,358.87-7,024,632.26-2,798,499.51

Finding the Fourth Proportional to 5,090,358.87, 7,024,632.26 and 2,798,499.51

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Solution

The fourth proportional to 5,090,358.87, 7,024,632.26 and 2,798,499.51 is: 3,861,894.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,090,358.87 : 7,024,632.26 = 2,798,499.51 : x
  2. Step 2: Convert to fraction form
    5,090,358.87/7,024,632.26 = 2,798,499.51/x
  3. Step 3: Cross multiply
    5,090,358.87x = 7,024,632.26 × 2,798,499.51
  4. Step 4: Simplify right side
    5,090,358.87x = 19,658,429,923,547.69
  5. Step 5: Solve for x
    x = 19,658,429,923,547.69/5,090,358.87
  6. Step 6: Final answer
    x = 3,861,894.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.