Home / 1,106,998.40-1,660,886.40-476,105.60

Finding the Fourth Proportional to 1,106,998.40, 1,660,886.40 and 476,105.60

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Solution

The fourth proportional to 1,106,998.40, 1,660,886.40 and 476,105.60 is: 714,325.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,998.40 : 1,660,886.40 = 476,105.60 : x
  2. Step 2: Convert to fraction form
    1,106,998.40/1,660,886.40 = 476,105.60/x
  3. Step 3: Cross multiply
    1,106,998.40x = 1,660,886.40 × 476,105.60
  4. Step 4: Simplify right side
    1,106,998.40x = 790,757,316,003.84
  5. Step 5: Solve for x
    x = 790,757,316,003.84/1,106,998.40
  6. Step 6: Final answer
    x = 714,325.62

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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.