Home / 1,081,275.11-1,622,579.69-549,178.01

Finding the Fourth Proportional to 1,081,275.11, 1,622,579.69 and 549,178.01

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Solution

The fourth proportional to 1,081,275.11, 1,622,579.69 and 549,178.01 is: 824,105.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,275.11 : 1,622,579.69 = 549,178.01 : x
  2. Step 2: Convert to fraction form
    1,081,275.11/1,622,579.69 = 549,178.01/x
  3. Step 3: Cross multiply
    1,081,275.11x = 1,622,579.69 × 549,178.01
  4. Step 4: Simplify right side
    1,081,275.11x = 891,085,078,480.66
  5. Step 5: Solve for x
    x = 891,085,078,480.66/1,081,275.11
  6. Step 6: Final answer
    x = 824,105.79

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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.