Home / 2,175,678.65-3,264,108.47-659,300.33

Finding the Fourth Proportional to 2,175,678.65, 3,264,108.47 and 659,300.33

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Solution

The fourth proportional to 2,175,678.65, 3,264,108.47 and 659,300.33 is: 989,129.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,678.65 : 3,264,108.47 = 659,300.33 : x
  2. Step 2: Convert to fraction form
    2,175,678.65/3,264,108.47 = 659,300.33/x
  3. Step 3: Cross multiply
    2,175,678.65x = 3,264,108.47 × 659,300.33
  4. Step 4: Simplify right side
    2,175,678.65x = 2,152,027,798,762.94
  5. Step 5: Solve for x
    x = 2,152,027,798,762.94/2,175,678.65
  6. Step 6: Final answer
    x = 989,129.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.