Home / 1,195,655.40-1,793,483.10-485,706.60

Finding the Fourth Proportional to 1,195,655.40, 1,793,483.10 and 485,706.60

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Solution

The fourth proportional to 1,195,655.40, 1,793,483.10 and 485,706.60 is: 728,559.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,655.40 : 1,793,483.10 = 485,706.60 : x
  2. Step 2: Convert to fraction form
    1,195,655.40/1,793,483.10 = 485,706.60/x
  3. Step 3: Cross multiply
    1,195,655.40x = 1,793,483.10 × 485,706.60
  4. Step 4: Simplify right side
    1,195,655.40x = 871,106,578,658.46
  5. Step 5: Solve for x
    x = 871,106,578,658.46/1,195,655.40
  6. Step 6: Final answer
    x = 728,559.90

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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.