Home / 1,726,123.49-2,589,091.30-528,045.81

Finding the Fourth Proportional to 1,726,123.49, 2,589,091.30 and 528,045.81

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Solution

The fourth proportional to 1,726,123.49, 2,589,091.30 and 528,045.81 is: 792,039.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,726,123.49 : 2,589,091.30 = 528,045.81 : x
  2. Step 2: Convert to fraction form
    1,726,123.49/2,589,091.30 = 528,045.81/x
  3. Step 3: Cross multiply
    1,726,123.49x = 2,589,091.30 × 528,045.81
  4. Step 4: Simplify right side
    1,726,123.49x = 1,367,158,803,623.42
  5. Step 5: Solve for x
    x = 1,367,158,803,623.42/1,726,123.49
  6. Step 6: Final answer
    x = 792,039.97

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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.