Home / 3,348,209.71-4,620,506.65-1,820,316.84

Finding the Fourth Proportional to 3,348,209.71, 4,620,506.65 and 1,820,316.84

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Solution

The fourth proportional to 3,348,209.71, 4,620,506.65 and 1,820,316.84 is: 2,512,024.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,348,209.71 : 4,620,506.65 = 1,820,316.84 : x
  2. Step 2: Convert to fraction form
    3,348,209.71/4,620,506.65 = 1,820,316.84/x
  3. Step 3: Cross multiply
    3,348,209.71x = 4,620,506.65 × 1,820,316.84
  4. Step 4: Simplify right side
    3,348,209.71x = 8,410,786,064,326.99
  5. Step 5: Solve for x
    x = 8,410,786,064,326.99/3,348,209.71
  6. Step 6: Final answer
    x = 2,512,024.87

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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.