Home / 1,269,135.12-1,903,090.30-736,790.16

Finding the Fourth Proportional to 1,269,135.12, 1,903,090.30 and 736,790.16

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Solution

The fourth proportional to 1,269,135.12, 1,903,090.30 and 736,790.16 is: 1,104,829.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,135.12 : 1,903,090.30 = 736,790.16 : x
  2. Step 2: Convert to fraction form
    1,269,135.12/1,903,090.30 = 736,790.16/x
  3. Step 3: Cross multiply
    1,269,135.12x = 1,903,090.30 × 736,790.16
  4. Step 4: Simplify right side
    1,269,135.12x = 1,402,178,206,631.45
  5. Step 5: Solve for x
    x = 1,402,178,206,631.45/1,269,135.12
  6. Step 6: Final answer
    x = 1,104,829.73

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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.