Home / 3,144,303.09-4,716,455.78-985,495.75

Finding the Fourth Proportional to 3,144,303.09, 4,716,455.78 and 985,495.75

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Solution

The fourth proportional to 3,144,303.09, 4,716,455.78 and 985,495.75 is: 1,478,243.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,144,303.09 : 4,716,455.78 = 985,495.75 : x
  2. Step 2: Convert to fraction form
    3,144,303.09/4,716,455.78 = 985,495.75/x
  3. Step 3: Cross multiply
    3,144,303.09x = 4,716,455.78 × 985,495.75
  4. Step 4: Simplify right side
    3,144,303.09x = 4,648,047,109,534.32
  5. Step 5: Solve for x
    x = 4,648,047,109,534.32/3,144,303.09
  6. Step 6: Final answer
    x = 1,478,243.98

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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.