Home / 1,992,707.12-2,749,921.08-1,133,266.16

Finding the Fourth Proportional to 1,992,707.12, 2,749,921.08 and 1,133,266.16

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Solution

The fourth proportional to 1,992,707.12, 2,749,921.08 and 1,133,266.16 is: 1,563,898.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,992,707.12 : 2,749,921.08 = 1,133,266.16 : x
  2. Step 2: Convert to fraction form
    1,992,707.12/2,749,921.08 = 1,133,266.16/x
  3. Step 3: Cross multiply
    1,992,707.12x = 2,749,921.08 × 1,133,266.16
  4. Step 4: Simplify right side
    1,992,707.12x = 3,116,392,502,634.65
  5. Step 5: Solve for x
    x = 3,116,392,502,634.65/1,992,707.12
  6. Step 6: Final answer
    x = 1,563,898.91

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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.