Home / 3,013,621.76-4,158,842.76-1,636,992.32

Finding the Fourth Proportional to 3,013,621.76, 4,158,842.76 and 1,636,992.32

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Solution

The fourth proportional to 3,013,621.76, 4,158,842.76 and 1,636,992.32 is: 2,259,073.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,013,621.76 : 4,158,842.76 = 1,636,992.32 : x
  2. Step 2: Convert to fraction form
    3,013,621.76/4,158,842.76 = 1,636,992.32/x
  3. Step 3: Cross multiply
    3,013,621.76x = 4,158,842.76 × 1,636,992.32
  4. Step 4: Simplify right side
    3,013,621.76x = 6,807,993,658,207.60
  5. Step 5: Solve for x
    x = 6,807,993,658,207.60/3,013,621.76
  6. Step 6: Final answer
    x = 2,259,073.70

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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.