Home / 3,139,017.62-4,331,508.80-1,762,512.64

Finding the Fourth Proportional to 3,139,017.62, 4,331,508.80 and 1,762,512.64

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Solution

The fourth proportional to 3,139,017.62, 4,331,508.80 and 1,762,512.64 is: 2,432,079.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,139,017.62 : 4,331,508.80 = 1,762,512.64 : x
  2. Step 2: Convert to fraction form
    3,139,017.62/4,331,508.80 = 1,762,512.64/x
  3. Step 3: Cross multiply
    3,139,017.62x = 4,331,508.80 × 1,762,512.64
  4. Step 4: Simplify right side
    3,139,017.62x = 7,634,339,010,271.23
  5. Step 5: Solve for x
    x = 7,634,339,010,271.23/3,139,017.62
  6. Step 6: Final answer
    x = 2,432,079.06

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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.