Home / 2,578,561.56-3,867,881.22-980,360.28

Finding the Fourth Proportional to 2,578,561.56, 3,867,881.22 and 980,360.28

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Solution

The fourth proportional to 2,578,561.56, 3,867,881.22 and 980,360.28 is: 1,470,555.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,578,561.56 : 3,867,881.22 = 980,360.28 : x
  2. Step 2: Convert to fraction form
    2,578,561.56/3,867,881.22 = 980,360.28/x
  3. Step 3: Cross multiply
    2,578,561.56x = 3,867,881.22 × 980,360.28
  4. Step 4: Simplify right side
    2,578,561.56x = 3,791,917,115,845.94
  5. Step 5: Solve for x
    x = 3,791,917,115,845.94/2,578,561.56
  6. Step 6: Final answer
    x = 1,470,555.20

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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.