Home / 2,985,640.32-4,120,028.64-1,696,301.76

Finding the Fourth Proportional to 2,985,640.32, 4,120,028.64 and 1,696,301.76

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Solution

The fourth proportional to 2,985,640.32, 4,120,028.64 and 1,696,301.76 is: 2,340,808.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,985,640.32 : 4,120,028.64 = 1,696,301.76 : x
  2. Step 2: Convert to fraction form
    2,985,640.32/4,120,028.64 = 1,696,301.76/x
  3. Step 3: Cross multiply
    2,985,640.32x = 4,120,028.64 × 1,696,301.76
  4. Step 4: Simplify right side
    2,985,640.32x = 6,988,811,833,282.41
  5. Step 5: Solve for x
    x = 6,988,811,833,282.41/2,985,640.32
  6. Step 6: Final answer
    x = 2,340,808.36

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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.