Home / 1,478,901.66-2,040,884.29-799,838.16

Finding the Fourth Proportional to 1,478,901.66, 2,040,884.29 and 799,838.16

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Solution

The fourth proportional to 1,478,901.66, 2,040,884.29 and 799,838.16 is: 1,103,776.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,901.66 : 2,040,884.29 = 799,838.16 : x
  2. Step 2: Convert to fraction form
    1,478,901.66/2,040,884.29 = 799,838.16/x
  3. Step 3: Cross multiply
    1,478,901.66x = 2,040,884.29 × 799,838.16
  4. Step 4: Simplify right side
    1,478,901.66x = 1,632,377,128,632.99
  5. Step 5: Solve for x
    x = 1,632,377,128,632.99/1,478,901.66
  6. Step 6: Final answer
    x = 1,103,776.66

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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.