Home / 1,170,090.65-1,641,669.85-1,170,090.65

Finding the Fourth Proportional to 1,170,090.65, 1,641,669.85 and 1,170,090.65

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Solution

The fourth proportional to 1,170,090.65, 1,641,669.85 and 1,170,090.65 is: 1,641,669.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,090.65 : 1,641,669.85 = 1,170,090.65 : x
  2. Step 2: Convert to fraction form
    1,170,090.65/1,641,669.85 = 1,170,090.65/x
  3. Step 3: Cross multiply
    1,170,090.65x = 1,641,669.85 × 1,170,090.65
  4. Step 4: Simplify right side
    1,170,090.65x = 1,920,902,541,871.90
  5. Step 5: Solve for x
    x = 1,920,902,541,871.90/1,170,090.65
  6. Step 6: Final answer
    x = 1,641,669.85

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.