Home / 1,914,009.76-2,641,320.48-1,054,550.08

Finding the Fourth Proportional to 1,914,009.76, 2,641,320.48 and 1,054,550.08

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Solution

The fourth proportional to 1,914,009.76, 2,641,320.48 and 1,054,550.08 is: 1,455,271.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,009.76 : 2,641,320.48 = 1,054,550.08 : x
  2. Step 2: Convert to fraction form
    1,914,009.76/2,641,320.48 = 1,054,550.08/x
  3. Step 3: Cross multiply
    1,914,009.76x = 2,641,320.48 × 1,054,550.08
  4. Step 4: Simplify right side
    1,914,009.76x = 2,785,404,723,489.64
  5. Step 5: Solve for x
    x = 2,785,404,723,489.64/1,914,009.76
  6. Step 6: Final answer
    x = 1,455,271.95

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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.