Home / 1,206,430.40-1,808,770.80-496,092.80

Finding the Fourth Proportional to 1,206,430.40, 1,808,770.80 and 496,092.80

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Solution

The fourth proportional to 1,206,430.40, 1,808,770.80 and 496,092.80 is: 743,779.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,430.40 : 1,808,770.80 = 496,092.80 : x
  2. Step 2: Convert to fraction form
    1,206,430.40/1,808,770.80 = 496,092.80/x
  3. Step 3: Cross multiply
    1,206,430.40x = 1,808,770.80 × 496,092.80
  4. Step 4: Simplify right side
    1,206,430.40x = 897,318,170,730.24
  5. Step 5: Solve for x
    x = 897,318,170,730.24/1,206,430.40
  6. Step 6: Final answer
    x = 743,779.48

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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.