Home / 1,478,802.10-2,040,753.04-799,738.60

Finding the Fourth Proportional to 1,478,802.10, 2,040,753.04 and 799,738.60

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Solution

The fourth proportional to 1,478,802.10, 2,040,753.04 and 799,738.60 is: 1,103,642.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,802.10 : 2,040,753.04 = 799,738.60 : x
  2. Step 2: Convert to fraction form
    1,478,802.10/2,040,753.04 = 799,738.60/x
  3. Step 3: Cross multiply
    1,478,802.10x = 2,040,753.04 × 799,738.60
  4. Step 4: Simplify right side
    1,478,802.10x = 1,632,068,979,155.34
  5. Step 5: Solve for x
    x = 1,632,068,979,155.34/1,478,802.10
  6. Step 6: Final answer
    x = 1,103,642.59

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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.