Home / 1,107,104.40-1,661,045.40-476,211.60

Finding the Fourth Proportional to 1,107,104.40, 1,661,045.40 and 476,211.60

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Solution

The fourth proportional to 1,107,104.40, 1,661,045.40 and 476,211.60 is: 714,484.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,104.40 : 1,661,045.40 = 476,211.60 : x
  2. Step 2: Convert to fraction form
    1,107,104.40/1,661,045.40 = 476,211.60/x
  3. Step 3: Cross multiply
    1,107,104.40x = 1,661,045.40 × 476,211.60
  4. Step 4: Simplify right side
    1,107,104.40x = 791,009,087,606.64
  5. Step 5: Solve for x
    x = 791,009,087,606.64/1,107,104.40
  6. Step 6: Final answer
    x = 714,484.64

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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.