Home / 1,534,234.88-2,118,152.34-1,363,998.80

Finding the Fourth Proportional to 1,534,234.88, 2,118,152.34 and 1,363,998.80

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Solution

The fourth proportional to 1,534,234.88, 2,118,152.34 and 1,363,998.80 is: 1,883,125.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534,234.88 : 2,118,152.34 = 1,363,998.80 : x
  2. Step 2: Convert to fraction form
    1,534,234.88/2,118,152.34 = 1,363,998.80/x
  3. Step 3: Cross multiply
    1,534,234.88x = 2,118,152.34 × 1,363,998.80
  4. Step 4: Simplify right side
    1,534,234.88x = 2,889,157,239,386.43
  5. Step 5: Solve for x
    x = 2,889,157,239,386.43/1,534,234.88
  6. Step 6: Final answer
    x = 1,883,125.78

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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.