Home / 3,549,900-4,899,206.64-2,100,062.16

Finding the Fourth Proportional to 3,549,900, 4,899,206.64 and 2,100,062.16

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Solution

The fourth proportional to 3,549,900, 4,899,206.64 and 2,100,062.16 is: 2,898,289.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549,900 : 4,899,206.64 = 2,100,062.16 : x
  2. Step 2: Convert to fraction form
    3,549,900/4,899,206.64 = 2,100,062.16/x
  3. Step 3: Cross multiply
    3,549,900x = 4,899,206.64 × 2,100,062.16
  4. Step 4: Simplify right side
    3,549,900x = 10,288,638,478,684.74
  5. Step 5: Solve for x
    x = 10,288,638,478,684.74/3,549,900
  6. Step 6: Final answer
    x = 2,898,289.66

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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.