Home / 3,155,918.74-4,354,104.10-1,796,829.46

Finding the Fourth Proportional to 3,155,918.74, 4,354,104.10 and 1,796,829.46

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Solution

The fourth proportional to 3,155,918.74, 4,354,104.10 and 1,796,829.46 is: 2,479,019.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155,918.74 : 4,354,104.10 = 1,796,829.46 : x
  2. Step 2: Convert to fraction form
    3,155,918.74/4,354,104.10 = 1,796,829.46/x
  3. Step 3: Cross multiply
    3,155,918.74x = 4,354,104.10 × 1,796,829.46
  4. Step 4: Simplify right side
    3,155,918.74x = 7,823,582,518,786.79
  5. Step 5: Solve for x
    x = 7,823,582,518,786.79/3,155,918.74
  6. Step 6: Final answer
    x = 2,479,019.00

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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.