Home / 1,778,498.64-2,451,889.01-1,124,798.85

Finding the Fourth Proportional to 1,778,498.64, 2,451,889.01 and 1,124,798.85

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Solution

The fourth proportional to 1,778,498.64, 2,451,889.01 and 1,124,798.85 is: 1,550,679.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,498.64 : 2,451,889.01 = 1,124,798.85 : x
  2. Step 2: Convert to fraction form
    1,778,498.64/2,451,889.01 = 1,124,798.85/x
  3. Step 3: Cross multiply
    1,778,498.64x = 2,451,889.01 × 1,124,798.85
  4. Step 4: Simplify right side
    1,778,498.64x = 2,757,881,941,587.64
  5. Step 5: Solve for x
    x = 2,757,881,941,587.64/1,778,498.64
  6. Step 6: Final answer
    x = 1,550,679.81

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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.