Home / 1,058,772.79-1,588,228.31-775,311.67

Finding the Fourth Proportional to 1,058,772.79, 1,588,228.31 and 775,311.67

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Solution

The fourth proportional to 1,058,772.79, 1,588,228.31 and 775,311.67 is: 1,163,018.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,772.79 : 1,588,228.31 = 775,311.67 : x
  2. Step 2: Convert to fraction form
    1,058,772.79/1,588,228.31 = 775,311.67/x
  3. Step 3: Cross multiply
    1,058,772.79x = 1,588,228.31 × 775,311.67
  4. Step 4: Simplify right side
    1,058,772.79x = 1,231,371,939,490.82
  5. Step 5: Solve for x
    x = 1,231,371,939,490.82/1,058,772.79
  6. Step 6: Final answer
    x = 1,163,018.12

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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.