Home / 3,115,045.02-4,672,536.39-985,129.50

Finding the Fourth Proportional to 3,115,045.02, 4,672,536.39 and 985,129.50

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Solution

The fourth proportional to 3,115,045.02, 4,672,536.39 and 985,129.50 is: 1,477,684.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,115,045.02 : 4,672,536.39 = 985,129.50 : x
  2. Step 2: Convert to fraction form
    3,115,045.02/4,672,536.39 = 985,129.50/x
  3. Step 3: Cross multiply
    3,115,045.02x = 4,672,536.39 × 985,129.50
  4. Step 4: Simplify right side
    3,115,045.02x = 4,603,053,437,612.51
  5. Step 5: Solve for x
    x = 4,603,053,437,612.51/3,115,045.02
  6. Step 6: Final answer
    x = 1,477,684.40

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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.