Home / 1,913,801.22-2,641,039.59-1,054,354.02

Finding the Fourth Proportional to 1,913,801.22, 2,641,039.59 and 1,054,354.02

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Solution

The fourth proportional to 1,913,801.22, 2,641,039.59 and 1,054,354.02 is: 1,455,005.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,913,801.22 : 2,641,039.59 = 1,054,354.02 : x
  2. Step 2: Convert to fraction form
    1,913,801.22/2,641,039.59 = 1,054,354.02/x
  3. Step 3: Cross multiply
    1,913,801.22x = 2,641,039.59 × 1,054,354.02
  4. Step 4: Simplify right side
    1,913,801.22x = 2,784,590,708,695.65
  5. Step 5: Solve for x
    x = 2,784,590,708,695.65/1,913,801.22
  6. Step 6: Final answer
    x = 1,455,005.19

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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.