Home / 3,758,140.32-5,186,348.55-2,209,117.77

Finding the Fourth Proportional to 3,758,140.32, 5,186,348.55 and 2,209,117.77

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Solution

The fourth proportional to 3,758,140.32, 5,186,348.55 and 2,209,117.77 is: 3,048,650.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,758,140.32 : 5,186,348.55 = 2,209,117.77 : x
  2. Step 2: Convert to fraction form
    3,758,140.32/5,186,348.55 = 2,209,117.77/x
  3. Step 3: Cross multiply
    3,758,140.32x = 5,186,348.55 × 2,209,117.77
  4. Step 4: Simplify right side
    3,758,140.32x = 11,457,254,759,906.14
  5. Step 5: Solve for x
    x = 11,457,254,759,906.14/3,758,140.32
  6. Step 6: Final answer
    x = 3,048,650.07

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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.