Home / 1,207,686.53-1,811,339.56-1,003,830.27

Finding the Fourth Proportional to 1,207,686.53, 1,811,339.56 and 1,003,830.27

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Solution

The fourth proportional to 1,207,686.53, 1,811,339.56 and 1,003,830.27 is: 1,505,587.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,686.53 : 1,811,339.56 = 1,003,830.27 : x
  2. Step 2: Convert to fraction form
    1,207,686.53/1,811,339.56 = 1,003,830.27/x
  3. Step 3: Cross multiply
    1,207,686.53x = 1,811,339.56 × 1,003,830.27
  4. Step 4: Simplify right side
    1,207,686.53x = 1,818,277,470,519.78
  5. Step 5: Solve for x
    x = 1,818,277,470,519.78/1,207,686.53
  6. Step 6: Final answer
    x = 1,505,587.27

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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.