Home / 2,672,712.64-4,009,658.72-779,602.24

Finding the Fourth Proportional to 2,672,712.64, 4,009,658.72 and 779,602.24

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Solution

The fourth proportional to 2,672,712.64, 4,009,658.72 and 779,602.24 is: 1,169,575.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,672,712.64 : 4,009,658.72 = 779,602.24 : x
  2. Step 2: Convert to fraction form
    2,672,712.64/4,009,658.72 = 779,602.24/x
  3. Step 3: Cross multiply
    2,672,712.64x = 4,009,658.72 × 779,602.24
  4. Step 4: Simplify right side
    2,672,712.64x = 3,125,938,919,747.53
  5. Step 5: Solve for x
    x = 3,125,938,919,747.53/2,672,712.64
  6. Step 6: Final answer
    x = 1,169,575.39

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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.