Home / 1,697,280.87-2,342,307.74-933,392.55

Finding the Fourth Proportional to 1,697,280.87, 2,342,307.74 and 933,392.55

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Solution

The fourth proportional to 1,697,280.87, 2,342,307.74 and 933,392.55 is: 1,288,114.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,697,280.87 : 2,342,307.74 = 933,392.55 : x
  2. Step 2: Convert to fraction form
    1,697,280.87/2,342,307.74 = 933,392.55/x
  3. Step 3: Cross multiply
    1,697,280.87x = 2,342,307.74 × 933,392.55
  4. Step 4: Simplify right side
    1,697,280.87x = 2,186,292,589,656.37
  5. Step 5: Solve for x
    x = 2,186,292,589,656.37/1,697,280.87
  6. Step 6: Final answer
    x = 1,288,114.79

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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.