Home / 1,768,630.10-2,650,223.55-1,317,233.30

Finding the Fourth Proportional to 1,768,630.10, 2,650,223.55 and 1,317,233.30

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Solution

The fourth proportional to 1,768,630.10, 2,650,223.55 and 1,317,233.30 is: 1,973,822.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,630.10 : 2,650,223.55 = 1,317,233.30 : x
  2. Step 2: Convert to fraction form
    1,768,630.10/2,650,223.55 = 1,317,233.30/x
  3. Step 3: Cross multiply
    1,768,630.10x = 2,650,223.55 × 1,317,233.30
  4. Step 4: Simplify right side
    1,768,630.10x = 3,490,962,712,504.22
  5. Step 5: Solve for x
    x = 3,490,962,712,504.22/1,768,630.10
  6. Step 6: Final answer
    x = 1,973,822.97

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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.