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Finding the Fourth Proportional to 2,868,546.03, 4,301,446.64 and 1,670,809.95

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Solution

The fourth proportional to 2,868,546.03, 4,301,446.64 and 1,670,809.95 is: 2,505,415.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,868,546.03 : 4,301,446.64 = 1,670,809.95 : x
  2. Step 2: Convert to fraction form
    2,868,546.03/4,301,446.64 = 1,670,809.95/x
  3. Step 3: Cross multiply
    2,868,546.03x = 4,301,446.64 × 1,670,809.95
  4. Step 4: Simplify right side
    2,868,546.03x = 7,186,899,837,152.02
  5. Step 5: Solve for x
    x = 7,186,899,837,152.02/2,868,546.03
  6. Step 6: Final answer
    x = 2,505,415.55

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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.