Home / 1,178,740.60-1,768,110.90-942,544.60

Finding the Fourth Proportional to 1,178,740.60, 1,768,110.90 and 942,544.60

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Solution

The fourth proportional to 1,178,740.60, 1,768,110.90 and 942,544.60 is: 1,413,816.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,740.60 : 1,768,110.90 = 942,544.60 : x
  2. Step 2: Convert to fraction form
    1,178,740.60/1,768,110.90 = 942,544.60/x
  3. Step 3: Cross multiply
    1,178,740.60x = 1,768,110.90 × 942,544.60
  4. Step 4: Simplify right side
    1,178,740.60x = 1,666,523,380,996.14
  5. Step 5: Solve for x
    x = 1,666,523,380,996.14/1,178,740.60
  6. Step 6: Final answer
    x = 1,413,816.90

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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.