Home / 3,210,677.89-4,430,517-1,760,073.59

Finding the Fourth Proportional to 3,210,677.89, 4,430,517 and 1,760,073.59

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Solution

The fourth proportional to 3,210,677.89, 4,430,517 and 1,760,073.59 is: 2,428,781.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,210,677.89 : 4,430,517 = 1,760,073.59 : x
  2. Step 2: Convert to fraction form
    3,210,677.89/4,430,517 = 1,760,073.59/x
  3. Step 3: Cross multiply
    3,210,677.89x = 4,430,517 × 1,760,073.59
  4. Step 4: Simplify right side
    3,210,677.89x = 7,798,035,961,746.03
  5. Step 5: Solve for x
    x = 7,798,035,961,746.03/3,210,677.89
  6. Step 6: Final answer
    x = 2,428,781.78

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1.5x scale

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.