Home / 1,864,763.96-2,570,896.72-1,219,074.08

Finding the Fourth Proportional to 1,864,763.96, 2,570,896.72 and 1,219,074.08

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Solution

The fourth proportional to 1,864,763.96, 2,570,896.72 and 1,219,074.08 is: 1,680,702.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,864,763.96 : 2,570,896.72 = 1,219,074.08 : x
  2. Step 2: Convert to fraction form
    1,864,763.96/2,570,896.72 = 1,219,074.08/x
  3. Step 3: Cross multiply
    1,864,763.96x = 2,570,896.72 × 1,219,074.08
  4. Step 4: Simplify right side
    1,864,763.96x = 3,134,113,553,709.02
  5. Step 5: Solve for x
    x = 3,134,113,553,709.02/1,864,763.96
  6. Step 6: Final answer
    x = 1,680,702.56

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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.