Home / 1,223,391.87-1,834,077.51-539,792.06

Finding the Fourth Proportional to 1,223,391.87, 1,834,077.51 and 539,792.06

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Solution

The fourth proportional to 1,223,391.87, 1,834,077.51 and 539,792.06 is: 809,242.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,391.87 : 1,834,077.51 = 539,792.06 : x
  2. Step 2: Convert to fraction form
    1,223,391.87/1,834,077.51 = 539,792.06/x
  3. Step 3: Cross multiply
    1,223,391.87x = 1,834,077.51 × 539,792.06
  4. Step 4: Simplify right side
    1,223,391.87x = 990,020,468,152.18
  5. Step 5: Solve for x
    x = 990,020,468,152.18/1,223,391.87
  6. Step 6: Final answer
    x = 809,242.31

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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.