Home / 1,559,940.40-2,339,910.60-437,863.60

Finding the Fourth Proportional to 1,559,940.40, 2,339,910.60 and 437,863.60

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Solution

The fourth proportional to 1,559,940.40, 2,339,910.60 and 437,863.60 is: 656,795.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,940.40 : 2,339,910.60 = 437,863.60 : x
  2. Step 2: Convert to fraction form
    1,559,940.40/2,339,910.60 = 437,863.60/x
  3. Step 3: Cross multiply
    1,559,940.40x = 2,339,910.60 × 437,863.60
  4. Step 4: Simplify right side
    1,559,940.40x = 1,024,561,678,994.16
  5. Step 5: Solve for x
    x = 1,024,561,678,994.16/1,559,940.40
  6. Step 6: Final answer
    x = 656,795.40

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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.