Home / 2,688,663.34-4,026,353.55-2,003,907.70

Finding the Fourth Proportional to 2,688,663.34, 4,026,353.55 and 2,003,907.70

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Solution

The fourth proportional to 2,688,663.34, 4,026,353.55 and 2,003,907.70 is: 3,000,911.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,663.34 : 4,026,353.55 = 2,003,907.70 : x
  2. Step 2: Convert to fraction form
    2,688,663.34/4,026,353.55 = 2,003,907.70/x
  3. Step 3: Cross multiply
    2,688,663.34x = 4,026,353.55 × 2,003,907.70
  4. Step 4: Simplify right side
    2,688,663.34x = 8,068,440,881,767.33
  5. Step 5: Solve for x
    x = 8,068,440,881,767.33/2,688,663.34
  6. Step 6: Final answer
    x = 3,000,911.55

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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.