Home / 1,529,597.63-2,110,858.81-831,884.95

Finding the Fourth Proportional to 1,529,597.63, 2,110,858.81 and 831,884.95

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Solution

The fourth proportional to 1,529,597.63, 2,110,858.81 and 831,884.95 is: 1,148,008.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529,597.63 : 2,110,858.81 = 831,884.95 : x
  2. Step 2: Convert to fraction form
    1,529,597.63/2,110,858.81 = 831,884.95/x
  3. Step 3: Cross multiply
    1,529,597.63x = 2,110,858.81 × 831,884.95
  4. Step 4: Simplify right side
    1,529,597.63x = 1,755,991,676,172.77
  5. Step 5: Solve for x
    x = 1,755,991,676,172.77/1,529,597.63
  6. Step 6: Final answer
    x = 1,148,008.89

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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.