Home / 1,783,251.21-2,460,886.38-1,019,321.18

Finding the Fourth Proportional to 1,783,251.21, 2,460,886.38 and 1,019,321.18

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Solution

The fourth proportional to 1,783,251.21, 2,460,886.38 and 1,019,321.18 is: 1,406,663.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,251.21 : 2,460,886.38 = 1,019,321.18 : x
  2. Step 2: Convert to fraction form
    1,783,251.21/2,460,886.38 = 1,019,321.18/x
  3. Step 3: Cross multiply
    1,783,251.21x = 2,460,886.38 × 1,019,321.18
  4. Step 4: Simplify right side
    1,783,251.21x = 2,508,433,596,403.10
  5. Step 5: Solve for x
    x = 2,508,433,596,403.10/1,783,251.21
  6. Step 6: Final answer
    x = 1,406,663.06

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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.