Home / 2,280,048.36-3,146,443.26-1,261,460.40

Finding the Fourth Proportional to 2,280,048.36, 3,146,443.26 and 1,261,460.40

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Solution

The fourth proportional to 2,280,048.36, 3,146,443.26 and 1,261,460.40 is: 1,740,802.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,280,048.36 : 3,146,443.26 = 1,261,460.40 : x
  2. Step 2: Convert to fraction form
    2,280,048.36/3,146,443.26 = 1,261,460.40/x
  3. Step 3: Cross multiply
    2,280,048.36x = 3,146,443.26 × 1,261,460.40
  4. Step 4: Simplify right side
    2,280,048.36x = 3,969,113,573,336.90
  5. Step 5: Solve for x
    x = 3,969,113,573,336.90/2,280,048.36
  6. Step 6: Final answer
    x = 1,740,802.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.