Home / 1,129,586.10-1,558,846.70-613,339.71

Finding the Fourth Proportional to 1,129,586.10, 1,558,846.70 and 613,339.71

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Solution

The fourth proportional to 1,129,586.10, 1,558,846.70 and 613,339.71 is: 846,418.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,586.10 : 1,558,846.70 = 613,339.71 : x
  2. Step 2: Convert to fraction form
    1,129,586.10/1,558,846.70 = 613,339.71/x
  3. Step 3: Cross multiply
    1,129,586.10x = 1,558,846.70 × 613,339.71
  4. Step 4: Simplify right side
    1,129,586.10x = 956,102,578,707.87
  5. Step 5: Solve for x
    x = 956,102,578,707.87/1,129,586.10
  6. Step 6: Final answer
    x = 846,418.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.