Home / 2,590,216.40-3,885,324.60-2,117,435.60

Finding the Fourth Proportional to 2,590,216.40, 3,885,324.60 and 2,117,435.60

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Solution

The fourth proportional to 2,590,216.40, 3,885,324.60 and 2,117,435.60 is: 3,176,153.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,590,216.40 : 3,885,324.60 = 2,117,435.60 : x
  2. Step 2: Convert to fraction form
    2,590,216.40/3,885,324.60 = 2,117,435.60/x
  3. Step 3: Cross multiply
    2,590,216.40x = 3,885,324.60 × 2,117,435.60
  4. Step 4: Simplify right side
    2,590,216.40x = 8,226,924,625,595.76
  5. Step 5: Solve for x
    x = 8,226,924,625,595.76/2,590,216.40
  6. Step 6: Final answer
    x = 3,176,153.40

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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.