Home / 1,458,434.30-2,012,639.40-805,060.49

Finding the Fourth Proportional to 1,458,434.30, 2,012,639.40 and 805,060.49

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Solution

The fourth proportional to 1,458,434.30, 2,012,639.40 and 805,060.49 is: 1,110,983.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,434.30 : 2,012,639.40 = 805,060.49 : x
  2. Step 2: Convert to fraction form
    1,458,434.30/2,012,639.40 = 805,060.49/x
  3. Step 3: Cross multiply
    1,458,434.30x = 2,012,639.40 × 805,060.49
  4. Step 4: Simplify right side
    1,458,434.30x = 1,620,296,451,494.11
  5. Step 5: Solve for x
    x = 1,620,296,451,494.11/1,458,434.30
  6. Step 6: Final answer
    x = 1,110,983.51

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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.