Home / 1,534,398.72-2,118,377.60-1,364,161.92

Finding the Fourth Proportional to 1,534,398.72, 2,118,377.60 and 1,364,161.92

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Solution

The fourth proportional to 1,534,398.72, 2,118,377.60 and 1,364,161.92 is: 1,883,350.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534,398.72 : 2,118,377.60 = 1,364,161.92 : x
  2. Step 2: Convert to fraction form
    1,534,398.72/2,118,377.60 = 1,364,161.92/x
  3. Step 3: Cross multiply
    1,534,398.72x = 2,118,377.60 × 1,364,161.92
  4. Step 4: Simplify right side
    1,534,398.72x = 2,889,810,054,100.99
  5. Step 5: Solve for x
    x = 2,889,810,054,100.99/1,534,398.72
  6. Step 6: Final answer
    x = 1,883,350.15

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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.