Home / 1,214,484.40-1,821,726.60-1,074,516.40

Finding the Fourth Proportional to 1,214,484.40, 1,821,726.60 and 1,074,516.40

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Solution

The fourth proportional to 1,214,484.40, 1,821,726.60 and 1,074,516.40 is: 1,611,774.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,484.40 : 1,821,726.60 = 1,074,516.40 : x
  2. Step 2: Convert to fraction form
    1,214,484.40/1,821,726.60 = 1,074,516.40/x
  3. Step 3: Cross multiply
    1,214,484.40x = 1,821,726.60 × 1,074,516.40
  4. Step 4: Simplify right side
    1,214,484.40x = 1,957,475,108,016.24
  5. Step 5: Solve for x
    x = 1,957,475,108,016.24/1,214,484.40
  6. Step 6: Final answer
    x = 1,611,774.60

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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.