Home / 1,674,158.40-2,517,458.40-1,400,443.20

Finding the Fourth Proportional to 1,674,158.40, 2,517,458.40 and 1,400,443.20

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Solution

The fourth proportional to 1,674,158.40, 2,517,458.40 and 1,400,443.20 is: 2,105,868.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,674,158.40 : 2,517,458.40 = 1,400,443.20 : x
  2. Step 2: Convert to fraction form
    1,674,158.40/2,517,458.40 = 1,400,443.20/x
  3. Step 3: Cross multiply
    1,674,158.40x = 2,517,458.40 × 1,400,443.20
  4. Step 4: Simplify right side
    1,674,158.40x = 3,525,557,497,562.88
  5. Step 5: Solve for x
    x = 3,525,557,497,562.88/1,674,158.40
  6. Step 6: Final answer
    x = 2,105,868.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.