Home / 2,047,387.44-2,825,386.86-1,129,673.76

Finding the Fourth Proportional to 2,047,387.44, 2,825,386.86 and 1,129,673.76

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Solution

The fourth proportional to 2,047,387.44, 2,825,386.86 and 1,129,673.76 is: 1,558,945.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,047,387.44 : 2,825,386.86 = 1,129,673.76 : x
  2. Step 2: Convert to fraction form
    2,047,387.44/2,825,386.86 = 1,129,673.76/x
  3. Step 3: Cross multiply
    2,047,387.44x = 2,825,386.86 × 1,129,673.76
  4. Step 4: Simplify right side
    2,047,387.44x = 3,191,765,397,590.79
  5. Step 5: Solve for x
    x = 3,191,765,397,590.79/2,047,387.44
  6. Step 6: Final answer
    x = 1,558,945.48

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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.