Home / 3,105,408.16-4,658,114.16-861,548.32

Finding the Fourth Proportional to 3,105,408.16, 4,658,114.16 and 861,548.32

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Solution

The fourth proportional to 3,105,408.16, 4,658,114.16 and 861,548.32 is: 1,292,323.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,105,408.16 : 4,658,114.16 = 861,548.32 : x
  2. Step 2: Convert to fraction form
    3,105,408.16/4,658,114.16 = 861,548.32/x
  3. Step 3: Cross multiply
    3,105,408.16x = 4,658,114.16 × 861,548.32
  4. Step 4: Simplify right side
    3,105,408.16x = 4,013,190,428,916.21
  5. Step 5: Solve for x
    x = 4,013,190,428,916.21/3,105,408.16
  6. Step 6: Final answer
    x = 1,292,323.01

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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.