Home / 1,914,328.65-2,641,791.27-1,054,919.67

Finding the Fourth Proportional to 1,914,328.65, 2,641,791.27 and 1,054,919.67

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Solution

The fourth proportional to 1,914,328.65, 2,641,791.27 and 1,054,919.67 is: 1,455,798.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,328.65 : 2,641,791.27 = 1,054,919.67 : x
  2. Step 2: Convert to fraction form
    1,914,328.65/2,641,791.27 = 1,054,919.67/x
  3. Step 3: Cross multiply
    1,914,328.65x = 2,641,791.27 × 1,054,919.67
  4. Step 4: Simplify right side
    1,914,328.65x = 2,786,877,574,757.28
  5. Step 5: Solve for x
    x = 2,786,877,574,757.28/1,914,328.65
  6. Step 6: Final answer
    x = 1,455,798.92

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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.