Home / 3,038,120.36-4,555,778.07-1,118,549.45

Finding the Fourth Proportional to 3,038,120.36, 4,555,778.07 and 1,118,549.45

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Solution

The fourth proportional to 3,038,120.36, 4,555,778.07 and 1,118,549.45 is: 1,677,307.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038,120.36 : 4,555,778.07 = 1,118,549.45 : x
  2. Step 2: Convert to fraction form
    3,038,120.36/4,555,778.07 = 1,118,549.45/x
  3. Step 3: Cross multiply
    3,038,120.36x = 4,555,778.07 × 1,118,549.45
  4. Step 4: Simplify right side
    3,038,120.36x = 5,095,863,070,104.57
  5. Step 5: Solve for x
    x = 5,095,863,070,104.57/3,038,120.36
  6. Step 6: Final answer
    x = 1,677,307.83

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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.