Home / 1,339,853.87-1,849,081.07-766,880.93

Finding the Fourth Proportional to 1,339,853.87, 1,849,081.07 and 766,880.93

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Solution

The fourth proportional to 1,339,853.87, 1,849,081.07 and 766,880.93 is: 1,058,343.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,853.87 : 1,849,081.07 = 766,880.93 : x
  2. Step 2: Convert to fraction form
    1,339,853.87/1,849,081.07 = 766,880.93/x
  3. Step 3: Cross multiply
    1,339,853.87x = 1,849,081.07 × 766,880.93
  4. Step 4: Simplify right side
    1,339,853.87x = 1,418,025,017,146.90
  5. Step 5: Solve for x
    x = 1,418,025,017,146.90/1,339,853.87
  6. Step 6: Final answer
    x = 1,058,343.04

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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.