Home / 1,270,533.06-1,753,106.90-719,245.04

Finding the Fourth Proportional to 1,270,533.06, 1,753,106.90 and 719,245.04

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Solution

The fourth proportional to 1,270,533.06, 1,753,106.90 and 719,245.04 is: 992,428.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,533.06 : 1,753,106.90 = 719,245.04 : x
  2. Step 2: Convert to fraction form
    1,270,533.06/1,753,106.90 = 719,245.04/x
  3. Step 3: Cross multiply
    1,270,533.06x = 1,753,106.90 × 719,245.04
  4. Step 4: Simplify right side
    1,270,533.06x = 1,260,913,430,053.02
  5. Step 5: Solve for x
    x = 1,260,913,430,053.02/1,270,533.06
  6. Step 6: Final answer
    x = 992,428.67

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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.