Home / 1,811,516.24-2,500,466.28-1,238,347.28

Finding the Fourth Proportional to 1,811,516.24, 2,500,466.28 and 1,238,347.28

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Solution

The fourth proportional to 1,811,516.24, 2,500,466.28 and 1,238,347.28 is: 1,709,311.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,516.24 : 2,500,466.28 = 1,238,347.28 : x
  2. Step 2: Convert to fraction form
    1,811,516.24/2,500,466.28 = 1,238,347.28/x
  3. Step 3: Cross multiply
    1,811,516.24x = 2,500,466.28 × 1,238,347.28
  4. Step 4: Simplify right side
    1,811,516.24x = 3,096,445,616,569.72
  5. Step 5: Solve for x
    x = 3,096,445,616,569.72/1,811,516.24
  6. Step 6: Final answer
    x = 1,709,311.54

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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.