Home / 1,667,390.10-2,301,000.39-903,443.10

Finding the Fourth Proportional to 1,667,390.10, 2,301,000.39 and 903,443.10

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Solution

The fourth proportional to 1,667,390.10, 2,301,000.39 and 903,443.10 is: 1,246,752.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,390.10 : 2,301,000.39 = 903,443.10 : x
  2. Step 2: Convert to fraction form
    1,667,390.10/2,301,000.39 = 903,443.10/x
  3. Step 3: Cross multiply
    1,667,390.10x = 2,301,000.39 × 903,443.10
  4. Step 4: Simplify right side
    1,667,390.10x = 2,078,822,925,442.81
  5. Step 5: Solve for x
    x = 2,078,822,925,442.81/1,667,390.10
  6. Step 6: Final answer
    x = 1,246,752.59

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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.