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Finding the Fourth Proportional to 1,795,463.04, 2,477,747.52 and 990,647.04

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Solution

The fourth proportional to 1,795,463.04, 2,477,747.52 and 990,647.04 is: 1,367,097.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,795,463.04 : 2,477,747.52 = 990,647.04 : x
  2. Step 2: Convert to fraction form
    1,795,463.04/2,477,747.52 = 990,647.04/x
  3. Step 3: Cross multiply
    1,795,463.04x = 2,477,747.52 × 990,647.04
  4. Step 4: Simplify right side
    1,795,463.04x = 2,454,573,246,555.34
  5. Step 5: Solve for x
    x = 2,454,573,246,555.34/1,795,463.04
  6. Step 6: Final answer
    x = 1,367,097.62

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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.