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Finding the Fourth Proportional to 1,555,236, 2,332,854 and 373,284

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Solution

The fourth proportional to 1,555,236, 2,332,854 and 373,284 is: 559,926

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,236 : 2,332,854 = 373,284 : x
  2. Step 2: Convert to fraction form
    1,555,236/2,332,854 = 373,284/x
  3. Step 3: Cross multiply
    1,555,236x = 2,332,854 × 373,284
  4. Step 4: Simplify right side
    1,555,236x = 870,817,072,536
  5. Step 5: Solve for x
    x = 870,817,072,536/1,555,236
  6. Step 6: Final answer
    x = 559,926

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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.