Home / 1,234,945.17-1,850,020.34-910,143.09

Finding the Fourth Proportional to 1,234,945.17, 1,850,020.34 and 910,143.09

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Solution

The fourth proportional to 1,234,945.17, 1,850,020.34 and 910,143.09 is: 1,363,447.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,945.17 : 1,850,020.34 = 910,143.09 : x
  2. Step 2: Convert to fraction form
    1,234,945.17/1,850,020.34 = 910,143.09/x
  3. Step 3: Cross multiply
    1,234,945.17x = 1,850,020.34 × 910,143.09
  4. Step 4: Simplify right side
    1,234,945.17x = 1,683,783,224,259.74
  5. Step 5: Solve for x
    x = 1,683,783,224,259.74/1,234,945.17
  6. Step 6: Final answer
    x = 1,363,447.76

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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.