Home / 1,208,782.60-1,810,986.90-576,302.20

Finding the Fourth Proportional to 1,208,782.60, 1,810,986.90 and 576,302.20

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Solution

The fourth proportional to 1,208,782.60, 1,810,986.90 and 576,302.20 is: 863,410.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,782.60 : 1,810,986.90 = 576,302.20 : x
  2. Step 2: Convert to fraction form
    1,208,782.60/1,810,986.90 = 576,302.20/x
  3. Step 3: Cross multiply
    1,208,782.60x = 1,810,986.90 × 576,302.20
  4. Step 4: Simplify right side
    1,208,782.60x = 1,043,675,734,641.18
  5. Step 5: Solve for x
    x = 1,043,675,734,641.18/1,208,782.60
  6. Step 6: Final answer
    x = 863,410.62

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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.