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Finding the Fourth Proportional to 1,437,733.94, 1,983,974.66 and 793,164.89

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Solution

The fourth proportional to 1,437,733.94, 1,983,974.66 and 793,164.89 is: 1,094,513.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,733.94 : 1,983,974.66 = 793,164.89 : x
  2. Step 2: Convert to fraction form
    1,437,733.94/1,983,974.66 = 793,164.89/x
  3. Step 3: Cross multiply
    1,437,733.94x = 1,983,974.66 × 793,164.89
  4. Step 4: Simplify right side
    1,437,733.94x = 1,573,619,029,075.99
  5. Step 5: Solve for x
    x = 1,573,619,029,075.99/1,437,733.94
  6. Step 6: Final answer
    x = 1,094,513.38

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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.