Home / 1,817,495.52-2,508,111.28-990,576.54

Finding the Fourth Proportional to 1,817,495.52, 2,508,111.28 and 990,576.54

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Solution

The fourth proportional to 1,817,495.52, 2,508,111.28 and 990,576.54 is: 1,366,977.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817,495.52 : 2,508,111.28 = 990,576.54 : x
  2. Step 2: Convert to fraction form
    1,817,495.52/2,508,111.28 = 990,576.54/x
  3. Step 3: Cross multiply
    1,817,495.52x = 2,508,111.28 × 990,576.54
  4. Step 4: Simplify right side
    1,817,495.52x = 2,484,476,193,677.37
  5. Step 5: Solve for x
    x = 2,484,476,193,677.37/1,817,495.52
  6. Step 6: Final answer
    x = 1,366,977.89

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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.