Home / 2,014,821-2,780,502.80-1,097,100.45

Finding the Fourth Proportional to 2,014,821, 2,780,502.80 and 1,097,100.45

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Solution

The fourth proportional to 2,014,821, 2,780,502.80 and 1,097,100.45 is: 1,514,025.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,014,821 : 2,780,502.80 = 1,097,100.45 : x
  2. Step 2: Convert to fraction form
    2,014,821/2,780,502.80 = 1,097,100.45/x
  3. Step 3: Cross multiply
    2,014,821x = 2,780,502.80 × 1,097,100.45
  4. Step 4: Simplify right side
    2,014,821x = 3,050,490,867,620.76
  5. Step 5: Solve for x
    x = 3,050,490,867,620.76/2,014,821
  6. Step 6: Final answer
    x = 1,514,025.75

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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.