Home / 1,663,325.56-2,295,390.90-899,378.92

Finding the Fourth Proportional to 1,663,325.56, 2,295,390.90 and 899,378.92

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Solution

The fourth proportional to 1,663,325.56, 2,295,390.90 and 899,378.92 is: 1,241,143.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,325.56 : 2,295,390.90 = 899,378.92 : x
  2. Step 2: Convert to fraction form
    1,663,325.56/2,295,390.90 = 899,378.92/x
  3. Step 3: Cross multiply
    1,663,325.56x = 2,295,390.90 × 899,378.92
  4. Step 4: Simplify right side
    1,663,325.56x = 2,064,426,188,619.83
  5. Step 5: Solve for x
    x = 2,064,426,188,619.83/1,663,325.56
  6. Step 6: Final answer
    x = 1,241,143.79

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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.