Home / 2,970,639.36-4,454,576.64-1,077,304.32

Finding the Fourth Proportional to 2,970,639.36, 4,454,576.64 and 1,077,304.32

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Solution

The fourth proportional to 2,970,639.36, 4,454,576.64 and 1,077,304.32 is: 1,615,455.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,970,639.36 : 4,454,576.64 = 1,077,304.32 : x
  2. Step 2: Convert to fraction form
    2,970,639.36/4,454,576.64 = 1,077,304.32/x
  3. Step 3: Cross multiply
    2,970,639.36x = 4,454,576.64 × 1,077,304.32
  4. Step 4: Simplify right side
    2,970,639.36x = 4,798,934,658,043.09
  5. Step 5: Solve for x
    x = 4,798,934,658,043.09/2,970,639.36
  6. Step 6: Final answer
    x = 1,615,455.15

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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.