Home / 1,585,773.60-2,188,369.08-860,621.46

Finding the Fourth Proportional to 1,585,773.60, 2,188,369.08 and 860,621.46

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Solution

The fourth proportional to 1,585,773.60, 2,188,369.08 and 860,621.46 is: 1,187,658.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,773.60 : 2,188,369.08 = 860,621.46 : x
  2. Step 2: Convert to fraction form
    1,585,773.60/2,188,369.08 = 860,621.46/x
  3. Step 3: Cross multiply
    1,585,773.60x = 2,188,369.08 × 860,621.46
  4. Step 4: Simplify right side
    1,585,773.60x = 1,883,357,392,648.46
  5. Step 5: Solve for x
    x = 1,883,357,392,648.46/1,585,773.60
  6. Step 6: Final answer
    x = 1,187,658.44

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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.