Home / 2,922,506.64-4,032,885.36-1,615,680.42

Finding the Fourth Proportional to 2,922,506.64, 4,032,885.36 and 1,615,680.42

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Solution

The fourth proportional to 2,922,506.64, 4,032,885.36 and 1,615,680.42 is: 2,229,542.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,922,506.64 : 4,032,885.36 = 1,615,680.42 : x
  2. Step 2: Convert to fraction form
    2,922,506.64/4,032,885.36 = 1,615,680.42/x
  3. Step 3: Cross multiply
    2,922,506.64x = 4,032,885.36 × 1,615,680.42
  4. Step 4: Simplify right side
    2,922,506.64x = 6,515,853,912,256.65
  5. Step 5: Solve for x
    x = 6,515,853,912,256.65/2,922,506.64
  6. Step 6: Final answer
    x = 2,229,542.89

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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.