Home / 1,133,152.60-1,699,728.90-629,267.80

Finding the Fourth Proportional to 1,133,152.60, 1,699,728.90 and 629,267.80

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Solution

The fourth proportional to 1,133,152.60, 1,699,728.90 and 629,267.80 is: 943,901.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,152.60 : 1,699,728.90 = 629,267.80 : x
  2. Step 2: Convert to fraction form
    1,133,152.60/1,699,728.90 = 629,267.80/x
  3. Step 3: Cross multiply
    1,133,152.60x = 1,699,728.90 × 629,267.80
  4. Step 4: Simplify right side
    1,133,152.60x = 1,069,584,665,499.42
  5. Step 5: Solve for x
    x = 1,069,584,665,499.42/1,133,152.60
  6. Step 6: Final answer
    x = 943,901.70

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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.