Home / 1,136,999.84-1,704,929.24-378,574.16

Finding the Fourth Proportional to 1,136,999.84, 1,704,929.24 and 378,574.16

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Solution

The fourth proportional to 1,136,999.84, 1,704,929.24 and 378,574.16 is: 567,671.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,999.84 : 1,704,929.24 = 378,574.16 : x
  2. Step 2: Convert to fraction form
    1,136,999.84/1,704,929.24 = 378,574.16/x
  3. Step 3: Cross multiply
    1,136,999.84x = 1,704,929.24 × 378,574.16
  4. Step 4: Simplify right side
    1,136,999.84x = 645,442,147,314.23
  5. Step 5: Solve for x
    x = 645,442,147,314.23/1,136,999.84
  6. Step 6: Final answer
    x = 567,671.28

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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.