Home / 1,246,669.85-1,870,005.18-300,040.56

Finding the Fourth Proportional to 1,246,669.85, 1,870,005.18 and 300,040.56

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Solution

The fourth proportional to 1,246,669.85, 1,870,005.18 and 300,040.56 is: 450,060.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,669.85 : 1,870,005.18 = 300,040.56 : x
  2. Step 2: Convert to fraction form
    1,246,669.85/1,870,005.18 = 300,040.56/x
  3. Step 3: Cross multiply
    1,246,669.85x = 1,870,005.18 × 300,040.56
  4. Step 4: Simplify right side
    1,246,669.85x = 561,077,401,410.10
  5. Step 5: Solve for x
    x = 561,077,401,410.10/1,246,669.85
  6. Step 6: Final answer
    x = 450,060.94

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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.