Home / 3,077,196.60-4,616,648.10-1,280,926.20

Finding the Fourth Proportional to 3,077,196.60, 4,616,648.10 and 1,280,926.20

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Solution

The fourth proportional to 3,077,196.60, 4,616,648.10 and 1,280,926.20 is: 1,921,744.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,077,196.60 : 4,616,648.10 = 1,280,926.20 : x
  2. Step 2: Convert to fraction form
    3,077,196.60/4,616,648.10 = 1,280,926.20/x
  3. Step 3: Cross multiply
    3,077,196.60x = 4,616,648.10 × 1,280,926.20
  4. Step 4: Simplify right side
    3,077,196.60x = 5,913,585,507,470.22
  5. Step 5: Solve for x
    x = 5,913,585,507,470.22/3,077,196.60
  6. Step 6: Final answer
    x = 1,921,744.46

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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.