Home / 1,036,719.70-1,554,974.43-278,462.67

Finding the Fourth Proportional to 1,036,719.70, 1,554,974.43 and 278,462.67

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Solution

The fourth proportional to 1,036,719.70, 1,554,974.43 and 278,462.67 is: 417,665.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,719.70 : 1,554,974.43 = 278,462.67 : x
  2. Step 2: Convert to fraction form
    1,036,719.70/1,554,974.43 = 278,462.67/x
  3. Step 3: Cross multiply
    1,036,719.70x = 1,554,974.43 × 278,462.67
  4. Step 4: Simplify right side
    1,036,719.70x = 433,002,331,559.53
  5. Step 5: Solve for x
    x = 433,002,331,559.53/1,036,719.70
  6. Step 6: Final answer
    x = 417,665.77

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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.