Home / 2,919,821.34-4,000,088.54-2,810,657.64

Finding the Fourth Proportional to 2,919,821.34, 4,000,088.54 and 2,810,657.64

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Solution

The fourth proportional to 2,919,821.34, 4,000,088.54 and 2,810,657.64 is: 3,850,536.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919,821.34 : 4,000,088.54 = 2,810,657.64 : x
  2. Step 2: Convert to fraction form
    2,919,821.34/4,000,088.54 = 2,810,657.64/x
  3. Step 3: Cross multiply
    2,919,821.34x = 4,000,088.54 × 2,810,657.64
  4. Step 4: Simplify right side
    2,919,821.34x = 11,242,879,415,627.45
  5. Step 5: Solve for x
    x = 11,242,879,415,627.45/2,919,821.34
  6. Step 6: Final answer
    x = 3,850,536.76

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.