Home / 1,150,450.48-1,587,675.90-641,156.50

Finding the Fourth Proportional to 1,150,450.48, 1,587,675.90 and 641,156.50

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Solution

The fourth proportional to 1,150,450.48, 1,587,675.90 and 641,156.50 is: 884,826.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,450.48 : 1,587,675.90 = 641,156.50 : x
  2. Step 2: Convert to fraction form
    1,150,450.48/1,587,675.90 = 641,156.50/x
  3. Step 3: Cross multiply
    1,150,450.48x = 1,587,675.90 × 641,156.50
  4. Step 4: Simplify right side
    1,150,450.48x = 1,017,948,723,178.35
  5. Step 5: Solve for x
    x = 1,017,948,723,178.35/1,150,450.48
  6. Step 6: Final answer
    x = 884,826.20

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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.