Home / 1,018,596.46-1,405,662.72-559,740.60

Finding the Fourth Proportional to 1,018,596.46, 1,405,662.72 and 559,740.60

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Solution

The fourth proportional to 1,018,596.46, 1,405,662.72 and 559,740.60 is: 772,441.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,596.46 : 1,405,662.72 = 559,740.60 : x
  2. Step 2: Convert to fraction form
    1,018,596.46/1,405,662.72 = 559,740.60/x
  3. Step 3: Cross multiply
    1,018,596.46x = 1,405,662.72 × 559,740.60
  4. Step 4: Simplify right side
    1,018,596.46x = 786,806,494,290.43
  5. Step 5: Solve for x
    x = 786,806,494,290.43/1,018,596.46
  6. Step 6: Final answer
    x = 772,441.81

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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.