Home / 1,809,070.25-2,497,685.27-1,121,476.91

Finding the Fourth Proportional to 1,809,070.25, 2,497,685.27 and 1,121,476.91

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Solution

The fourth proportional to 1,809,070.25, 2,497,685.27 and 1,121,476.91 is: 1,548,362.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809,070.25 : 2,497,685.27 = 1,121,476.91 : x
  2. Step 2: Convert to fraction form
    1,809,070.25/2,497,685.27 = 1,121,476.91/x
  3. Step 3: Cross multiply
    1,809,070.25x = 2,497,685.27 × 1,121,476.91
  4. Step 4: Simplify right side
    1,809,070.25x = 2,801,096,340,656.31
  5. Step 5: Solve for x
    x = 2,801,096,340,656.31/1,809,070.25
  6. Step 6: Final answer
    x = 1,548,362.40

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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.