Home / 1,390,676.32-2,085,996.88-444,035.04

Finding the Fourth Proportional to 1,390,676.32, 2,085,996.88 and 444,035.04

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Solution

The fourth proportional to 1,390,676.32, 2,085,996.88 and 444,035.04 is: 666,046.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,390,676.32 : 2,085,996.88 = 444,035.04 : x
  2. Step 2: Convert to fraction form
    1,390,676.32/2,085,996.88 = 444,035.04/x
  3. Step 3: Cross multiply
    1,390,676.32x = 2,085,996.88 × 444,035.04
  4. Step 4: Simplify right side
    1,390,676.32x = 926,255,708,050.68
  5. Step 5: Solve for x
    x = 926,255,708,050.68/1,390,676.32
  6. Step 6: Final answer
    x = 666,046.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.