Home / 2,775,565.20-3,828,166.60-2,389,038.46

Finding the Fourth Proportional to 2,775,565.20, 3,828,166.60 and 2,389,038.46

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Solution

The fourth proportional to 2,775,565.20, 3,828,166.60 and 2,389,038.46 is: 3,295,054.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,775,565.20 : 3,828,166.60 = 2,389,038.46 : x
  2. Step 2: Convert to fraction form
    2,775,565.20/3,828,166.60 = 2,389,038.46/x
  3. Step 3: Cross multiply
    2,775,565.20x = 3,828,166.60 × 2,389,038.46
  4. Step 4: Simplify right side
    2,775,565.20x = 9,145,637,238,687.44
  5. Step 5: Solve for x
    x = 9,145,637,238,687.44/2,775,565.20
  6. Step 6: Final answer
    x = 3,295,054.01

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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.