Home / 1,598,178-2,205,485.64-919,099.92

Finding the Fourth Proportional to 1,598,178, 2,205,485.64 and 919,099.92

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Solution

The fourth proportional to 1,598,178, 2,205,485.64 and 919,099.92 is: 1,268,357.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,598,178 : 2,205,485.64 = 919,099.92 : x
  2. Step 2: Convert to fraction form
    1,598,178/2,205,485.64 = 919,099.92/x
  3. Step 3: Cross multiply
    1,598,178x = 2,205,485.64 × 919,099.92
  4. Step 4: Simplify right side
    1,598,178x = 2,027,061,675,285.15
  5. Step 5: Solve for x
    x = 2,027,061,675,285.15/1,598,178
  6. Step 6: Final answer
    x = 1,268,357.89

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1.5x scale

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.