Home / 1,697,535.40-2,342,643.78-923,218.60

Finding the Fourth Proportional to 1,697,535.40, 2,342,643.78 and 923,218.60

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Solution

The fourth proportional to 1,697,535.40, 2,342,643.78 and 923,218.60 is: 1,274,066.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,697,535.40 : 2,342,643.78 = 923,218.60 : x
  2. Step 2: Convert to fraction form
    1,697,535.40/2,342,643.78 = 923,218.60/x
  3. Step 3: Cross multiply
    1,697,535.40x = 2,342,643.78 × 923,218.60
  4. Step 4: Simplify right side
    1,697,535.40x = 2,162,772,310,870.31
  5. Step 5: Solve for x
    x = 2,162,772,310,870.31/1,697,535.40
  6. Step 6: Final answer
    x = 1,274,066.10

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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.