Home / 1,556,369.12-2,148,601.20-1,104,739.04

Finding the Fourth Proportional to 1,556,369.12, 2,148,601.20 and 1,104,739.04

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Solution

The fourth proportional to 1,556,369.12, 2,148,601.20 and 1,104,739.04 is: 1,525,116.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,369.12 : 2,148,601.20 = 1,104,739.04 : x
  2. Step 2: Convert to fraction form
    1,556,369.12/2,148,601.20 = 1,104,739.04/x
  3. Step 3: Cross multiply
    1,556,369.12x = 2,148,601.20 × 1,104,739.04
  4. Step 4: Simplify right side
    1,556,369.12x = 2,373,643,627,030.85
  5. Step 5: Solve for x
    x = 2,373,643,627,030.85/1,556,369.12
  6. Step 6: Final answer
    x = 1,525,116.12

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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.