Home / 1,530,240.42-2,295,640.83-631,191.70

Finding the Fourth Proportional to 1,530,240.42, 2,295,640.83 and 631,191.70

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Solution

The fourth proportional to 1,530,240.42, 2,295,640.83 and 631,191.70 is: 946,903.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530,240.42 : 2,295,640.83 = 631,191.70 : x
  2. Step 2: Convert to fraction form
    1,530,240.42/2,295,640.83 = 631,191.70/x
  3. Step 3: Cross multiply
    1,530,240.42x = 2,295,640.83 × 631,191.70
  4. Step 4: Simplify right side
    1,530,240.42x = 1,448,989,443,313.63
  5. Step 5: Solve for x
    x = 1,448,989,443,313.63/1,530,240.42
  6. Step 6: Final answer
    x = 946,903.13

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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.