Home / 1,326,559.92-1,988,138.88-965,816.88

Finding the Fourth Proportional to 1,326,559.92, 1,988,138.88 and 965,816.88

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Solution

The fourth proportional to 1,326,559.92, 1,988,138.88 and 965,816.88 is: 1,447,486.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,559.92 : 1,988,138.88 = 965,816.88 : x
  2. Step 2: Convert to fraction form
    1,326,559.92/1,988,138.88 = 965,816.88/x
  3. Step 3: Cross multiply
    1,326,559.92x = 1,988,138.88 × 965,816.88
  4. Step 4: Simplify right side
    1,326,559.92x = 1,920,178,090,088.29
  5. Step 5: Solve for x
    x = 1,920,178,090,088.29/1,326,559.92
  6. Step 6: Final answer
    x = 1,447,486.89

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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.