Home / 1,783,812.09-2,461,662.36-1,019,881.65

Finding the Fourth Proportional to 1,783,812.09, 2,461,662.36 and 1,019,881.65

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Solution

The fourth proportional to 1,783,812.09, 2,461,662.36 and 1,019,881.65 is: 1,407,437.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,812.09 : 2,461,662.36 = 1,019,881.65 : x
  2. Step 2: Convert to fraction form
    1,783,812.09/2,461,662.36 = 1,019,881.65/x
  3. Step 3: Cross multiply
    1,783,812.09x = 2,461,662.36 × 1,019,881.65
  4. Step 4: Simplify right side
    1,783,812.09x = 2,510,604,269,459.69
  5. Step 5: Solve for x
    x = 2,510,604,269,459.69/1,783,812.09
  6. Step 6: Final answer
    x = 1,407,437.64

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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.