Home / 3,078,431.58-4,248,032.46-1,771,472.42

Finding the Fourth Proportional to 3,078,431.58, 4,248,032.46 and 1,771,472.42

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Solution

The fourth proportional to 3,078,431.58, 4,248,032.46 and 1,771,472.42 is: 2,444,515.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,078,431.58 : 4,248,032.46 = 1,771,472.42 : x
  2. Step 2: Convert to fraction form
    3,078,431.58/4,248,032.46 = 1,771,472.42/x
  3. Step 3: Cross multiply
    3,078,431.58x = 4,248,032.46 × 1,771,472.42
  4. Step 4: Simplify right side
    3,078,431.58x = 7,525,272,320,914.59
  5. Step 5: Solve for x
    x = 7,525,272,320,914.59/3,078,431.58
  6. Step 6: Final answer
    x = 2,444,515.05

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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.