Home / 1,901,920.45-2,624,919.32-1,177,001.71

Finding the Fourth Proportional to 1,901,920.45, 2,624,919.32 and 1,177,001.71

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Solution

The fourth proportional to 1,901,920.45, 2,624,919.32 and 1,177,001.71 is: 1,624,428.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,901,920.45 : 2,624,919.32 = 1,177,001.71 : x
  2. Step 2: Convert to fraction form
    1,901,920.45/2,624,919.32 = 1,177,001.71/x
  3. Step 3: Cross multiply
    1,901,920.45x = 2,624,919.32 × 1,177,001.71
  4. Step 4: Simplify right side
    1,901,920.45x = 3,089,534,509,242.43
  5. Step 5: Solve for x
    x = 3,089,534,509,242.43/1,901,920.45
  6. Step 6: Final answer
    x = 1,624,428.89

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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.