Home / 2,084,368.40-3,126,725.40-664,384.40

Finding the Fourth Proportional to 2,084,368.40, 3,126,725.40 and 664,384.40

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Solution

The fourth proportional to 2,084,368.40, 3,126,725.40 and 664,384.40 is: 996,631.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084,368.40 : 3,126,725.40 = 664,384.40 : x
  2. Step 2: Convert to fraction form
    2,084,368.40/3,126,725.40 = 664,384.40/x
  3. Step 3: Cross multiply
    2,084,368.40x = 3,126,725.40 × 664,384.40
  4. Step 4: Simplify right side
    2,084,368.40x = 2,077,347,578,843.76
  5. Step 5: Solve for x
    x = 2,077,347,578,843.76/2,084,368.40
  6. Step 6: Final answer
    x = 996,631.68

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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.