Home / 1,783,103.12-2,460,682.28-1,019,173.08

Finding the Fourth Proportional to 1,783,103.12, 2,460,682.28 and 1,019,173.08

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Solution

The fourth proportional to 1,783,103.12, 2,460,682.28 and 1,019,173.08 is: 1,406,458.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,103.12 : 2,460,682.28 = 1,019,173.08 : x
  2. Step 2: Convert to fraction form
    1,783,103.12/2,460,682.28 = 1,019,173.08/x
  3. Step 3: Cross multiply
    1,783,103.12x = 2,460,682.28 × 1,019,173.08
  4. Step 4: Simplify right side
    1,783,103.12x = 2,507,861,133,113.16
  5. Step 5: Solve for x
    x = 2,507,861,133,113.16/1,783,103.12
  6. Step 6: Final answer
    x = 1,406,458.84

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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.