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Finding the Fourth Proportional to 1,793,728.04, 2,473,944.99 and 1,149,208.58

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Solution

The fourth proportional to 1,793,728.04, 2,473,944.99 and 1,149,208.58 is: 1,585,011.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,793,728.04 : 2,473,944.99 = 1,149,208.58 : x
  2. Step 2: Convert to fraction form
    1,793,728.04/2,473,944.99 = 1,149,208.58/x
  3. Step 3: Cross multiply
    1,793,728.04x = 2,473,944.99 × 1,149,208.58
  4. Step 4: Simplify right side
    1,793,728.04x = 2,843,078,808,956.01
  5. Step 5: Solve for x
    x = 2,843,078,808,956.01/1,793,728.04
  6. Step 6: Final answer
    x = 1,585,011.08

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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.