Home / 1,569,956.45-2,166,877.58-957,978.17

Finding the Fourth Proportional to 1,569,956.45, 2,166,877.58 and 957,978.17

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Solution

The fourth proportional to 1,569,956.45, 2,166,877.58 and 957,978.17 is: 1,322,215.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,956.45 : 2,166,877.58 = 957,978.17 : x
  2. Step 2: Convert to fraction form
    1,569,956.45/2,166,877.58 = 957,978.17/x
  3. Step 3: Cross multiply
    1,569,956.45x = 2,166,877.58 × 957,978.17
  4. Step 4: Simplify right side
    1,569,956.45x = 2,075,821,403,078.15
  5. Step 5: Solve for x
    x = 2,075,821,403,078.15/1,569,956.45
  6. Step 6: Final answer
    x = 1,322,215.92

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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.