Home / 2,539,075.10-3,503,927.85-1,393,164.05

Finding the Fourth Proportional to 2,539,075.10, 3,503,927.85 and 1,393,164.05

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Solution

The fourth proportional to 2,539,075.10, 3,503,927.85 and 1,393,164.05 is: 1,922,568.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,539,075.10 : 3,503,927.85 = 1,393,164.05 : x
  2. Step 2: Convert to fraction form
    2,539,075.10/3,503,927.85 = 1,393,164.05/x
  3. Step 3: Cross multiply
    2,539,075.10x = 3,503,927.85 × 1,393,164.05
  4. Step 4: Simplify right side
    2,539,075.10x = 4,881,546,314,413.79
  5. Step 5: Solve for x
    x = 4,881,546,314,413.79/2,539,075.10
  6. Step 6: Final answer
    x = 1,922,568.70

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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.