Home / 2,842,038-3,923,762.12-1,825,235.28

Finding the Fourth Proportional to 2,842,038, 3,923,762.12 and 1,825,235.28

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Solution

The fourth proportional to 2,842,038, 3,923,762.12 and 1,825,235.28 is: 2,519,948.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,842,038 : 3,923,762.12 = 1,825,235.28 : x
  2. Step 2: Convert to fraction form
    2,842,038/3,923,762.12 = 1,825,235.28/x
  3. Step 3: Cross multiply
    2,842,038x = 3,923,762.12 × 1,825,235.28
  4. Step 4: Simplify right side
    2,842,038x = 7,161,789,051,751.59
  5. Step 5: Solve for x
    x = 7,161,789,051,751.59/2,842,038
  6. Step 6: Final answer
    x = 2,519,948.38

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1.5x scale

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.