Home / 1,493,812.35-2,237,766.08-818,685.45

Finding the Fourth Proportional to 1,493,812.35, 2,237,766.08 and 818,685.45

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Solution

The fourth proportional to 1,493,812.35, 2,237,766.08 and 818,685.45 is: 1,226,410.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,812.35 : 2,237,766.08 = 818,685.45 : x
  2. Step 2: Convert to fraction form
    1,493,812.35/2,237,766.08 = 818,685.45/x
  3. Step 3: Cross multiply
    1,493,812.35x = 2,237,766.08 × 818,685.45
  4. Step 4: Simplify right side
    1,493,812.35x = 1,832,026,526,106.11
  5. Step 5: Solve for x
    x = 1,832,026,526,106.11/1,493,812.35
  6. Step 6: Final answer
    x = 1,226,410.08

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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.