Home / 1,098,060.74-1,515,410.34-808,994.01

Finding the Fourth Proportional to 1,098,060.74, 1,515,410.34 and 808,994.01

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Solution

The fourth proportional to 1,098,060.74, 1,515,410.34 and 808,994.01 is: 1,116,475.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,060.74 : 1,515,410.34 = 808,994.01 : x
  2. Step 2: Convert to fraction form
    1,098,060.74/1,515,410.34 = 808,994.01/x
  3. Step 3: Cross multiply
    1,098,060.74x = 1,515,410.34 × 808,994.01
  4. Step 4: Simplify right side
    1,098,060.74x = 1,225,957,890,401.12
  5. Step 5: Solve for x
    x = 1,225,957,890,401.12/1,098,060.74
  6. Step 6: Final answer
    x = 1,116,475.48

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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.