Home / 1,376,828.24-1,893,284.96-1,195,222.72

Finding the Fourth Proportional to 1,376,828.24, 1,893,284.96 and 1,195,222.72

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Solution

The fourth proportional to 1,376,828.24, 1,893,284.96 and 1,195,222.72 is: 1,643,558.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,828.24 : 1,893,284.96 = 1,195,222.72 : x
  2. Step 2: Convert to fraction form
    1,376,828.24/1,893,284.96 = 1,195,222.72/x
  3. Step 3: Cross multiply
    1,376,828.24x = 1,893,284.96 × 1,195,222.72
  4. Step 4: Simplify right side
    1,376,828.24x = 2,262,897,199,626.29
  5. Step 5: Solve for x
    x = 2,262,897,199,626.29/1,376,828.24
  6. Step 6: Final answer
    x = 1,643,558.10

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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.