Home / 2,980,403.07-4,470,924.47-1,274,723.52

Finding the Fourth Proportional to 2,980,403.07, 4,470,924.47 and 1,274,723.52

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Solution

The fourth proportional to 2,980,403.07, 4,470,924.47 and 1,274,723.52 is: 1,912,222.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,403.07 : 4,470,924.47 = 1,274,723.52 : x
  2. Step 2: Convert to fraction form
    2,980,403.07/4,470,924.47 = 1,274,723.52/x
  3. Step 3: Cross multiply
    2,980,403.07x = 4,470,924.47 × 1,274,723.52
  4. Step 4: Simplify right side
    2,980,403.07x = 5,699,192,571,678.92
  5. Step 5: Solve for x
    x = 5,699,192,571,678.92/2,980,403.07
  6. Step 6: Final answer
    x = 1,912,222.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.