Home / 1,312,874.27-1,969,521.56-554,723.08

Finding the Fourth Proportional to 1,312,874.27, 1,969,521.56 and 554,723.08

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Solution

The fourth proportional to 1,312,874.27, 1,969,521.56 and 554,723.08 is: 832,173.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,312,874.27 : 1,969,521.56 = 554,723.08 : x
  2. Step 2: Convert to fraction form
    1,312,874.27/1,969,521.56 = 554,723.08/x
  3. Step 3: Cross multiply
    1,312,874.27x = 1,969,521.56 × 554,723.08
  4. Step 4: Simplify right side
    1,312,874.27x = 1,092,539,053,268.38
  5. Step 5: Solve for x
    x = 1,092,539,053,268.38/1,312,874.27
  6. Step 6: Final answer
    x = 832,173.41

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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.