Home / 1,430,040.96-2,145,060-365,083.20

Finding the Fourth Proportional to 1,430,040.96, 2,145,060 and 365,083.20

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Solution

The fourth proportional to 1,430,040.96, 2,145,060 and 365,083.20 is: 547,624.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,430,040.96 : 2,145,060 = 365,083.20 : x
  2. Step 2: Convert to fraction form
    1,430,040.96/2,145,060 = 365,083.20/x
  3. Step 3: Cross multiply
    1,430,040.96x = 2,145,060 × 365,083.20
  4. Step 4: Simplify right side
    1,430,040.96x = 783,125,368,992
  5. Step 5: Solve for x
    x = 783,125,368,992/1,430,040.96
  6. Step 6: Final answer
    x = 547,624.43

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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.