Home / 1,409,097.60-1,945,935.12-974,627.52

Finding the Fourth Proportional to 1,409,097.60, 1,945,935.12 and 974,627.52

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Solution

The fourth proportional to 1,409,097.60, 1,945,935.12 and 974,627.52 is: 1,345,940.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,097.60 : 1,945,935.12 = 974,627.52 : x
  2. Step 2: Convert to fraction form
    1,409,097.60/1,945,935.12 = 974,627.52/x
  3. Step 3: Cross multiply
    1,409,097.60x = 1,945,935.12 × 974,627.52
  4. Step 4: Simplify right side
    1,409,097.60x = 1,896,561,920,086.50
  5. Step 5: Solve for x
    x = 1,896,561,920,086.50/1,409,097.60
  6. Step 6: Final answer
    x = 1,345,940.78

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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.