Home / 1,188,477.60-1,782,716.40-347,029.35

Finding the Fourth Proportional to 1,188,477.60, 1,782,716.40 and 347,029.35

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Solution

The fourth proportional to 1,188,477.60, 1,782,716.40 and 347,029.35 is: 520,544.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,477.60 : 1,782,716.40 = 347,029.35 : x
  2. Step 2: Convert to fraction form
    1,188,477.60/1,782,716.40 = 347,029.35/x
  3. Step 3: Cross multiply
    1,188,477.60x = 1,782,716.40 × 347,029.35
  4. Step 4: Simplify right side
    1,188,477.60x = 618,654,913,526.34
  5. Step 5: Solve for x
    x = 618,654,913,526.34/1,188,477.60
  6. Step 6: Final answer
    x = 520,544.03

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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.