Home / 1,663,388.37-2,295,474.35-899,440.11

Finding the Fourth Proportional to 1,663,388.37, 2,295,474.35 and 899,440.11

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Solution

The fourth proportional to 1,663,388.37, 2,295,474.35 and 899,440.11 is: 1,241,226.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,388.37 : 2,295,474.35 = 899,440.11 : x
  2. Step 2: Convert to fraction form
    1,663,388.37/2,295,474.35 = 899,440.11/x
  3. Step 3: Cross multiply
    1,663,388.37x = 2,295,474.35 × 899,440.11
  4. Step 4: Simplify right side
    1,663,388.37x = 2,064,641,697,368.98
  5. Step 5: Solve for x
    x = 2,064,641,697,368.98/1,663,388.37
  6. Step 6: Final answer
    x = 1,241,226.48

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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.