Home / 1,777,626.81-2,453,123.40-1,003,420.61

Finding the Fourth Proportional to 1,777,626.81, 2,453,123.40 and 1,003,420.61

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Solution

The fourth proportional to 1,777,626.81, 2,453,123.40 and 1,003,420.61 is: 1,384,719.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,777,626.81 : 2,453,123.40 = 1,003,420.61 : x
  2. Step 2: Convert to fraction form
    1,777,626.81/2,453,123.40 = 1,003,420.61/x
  3. Step 3: Cross multiply
    1,777,626.81x = 2,453,123.40 × 1,003,420.61
  4. Step 4: Simplify right side
    1,777,626.81x = 2,461,514,566,167.66
  5. Step 5: Solve for x
    x = 2,461,514,566,167.66/1,777,626.81
  6. Step 6: Final answer
    x = 1,384,719.53

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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.