Home / 3,478,945.03-4,800,939.47-1,951,038.79

Finding the Fourth Proportional to 3,478,945.03, 4,800,939.47 and 1,951,038.79

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Solution

The fourth proportional to 3,478,945.03, 4,800,939.47 and 1,951,038.79 is: 2,692,430.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,478,945.03 : 4,800,939.47 = 1,951,038.79 : x
  2. Step 2: Convert to fraction form
    3,478,945.03/4,800,939.47 = 1,951,038.79/x
  3. Step 3: Cross multiply
    3,478,945.03x = 4,800,939.47 × 1,951,038.79
  4. Step 4: Simplify right side
    3,478,945.03x = 9,366,819,134,412.04
  5. Step 5: Solve for x
    x = 9,366,819,134,412.04/3,478,945.03
  6. Step 6: Final answer
    x = 2,692,430.91

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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.