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Finding the Fourth Proportional to 1,036,018, 1,554,115.02 and 288,064

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Solution

The fourth proportional to 1,036,018, 1,554,115.02 and 288,064 is: 432,120.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,018 : 1,554,115.02 = 288,064 : x
  2. Step 2: Convert to fraction form
    1,036,018/1,554,115.02 = 288,064/x
  3. Step 3: Cross multiply
    1,036,018x = 1,554,115.02 × 288,064
  4. Step 4: Simplify right side
    1,036,018x = 447,684,589,121.28
  5. Step 5: Solve for x
    x = 447,684,589,121.28/1,036,018
  6. Step 6: Final answer
    x = 432,120.47

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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.