Home / 1,803,362.56-2,488,609.92-998,529.28

Finding the Fourth Proportional to 1,803,362.56, 2,488,609.92 and 998,529.28

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Solution

The fourth proportional to 1,803,362.56, 2,488,609.92 and 998,529.28 is: 1,377,953.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,803,362.56 : 2,488,609.92 = 998,529.28 : x
  2. Step 2: Convert to fraction form
    1,803,362.56/2,488,609.92 = 998,529.28/x
  3. Step 3: Cross multiply
    1,803,362.56x = 2,488,609.92 × 998,529.28
  4. Step 4: Simplify right side
    1,803,362.56x = 2,484,949,871,618.46
  5. Step 5: Solve for x
    x = 2,484,949,871,618.46/1,803,362.56
  6. Step 6: Final answer
    x = 1,377,953.57

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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.