Home / 1,399,428.55-2,096,955.79-973,795.98

Finding the Fourth Proportional to 1,399,428.55, 2,096,955.79 and 973,795.98

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Solution

The fourth proportional to 1,399,428.55, 2,096,955.79 and 973,795.98 is: 1,459,172.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,399,428.55 : 2,096,955.79 = 973,795.98 : x
  2. Step 2: Convert to fraction form
    1,399,428.55/2,096,955.79 = 973,795.98/x
  3. Step 3: Cross multiply
    1,399,428.55x = 2,096,955.79 × 973,795.98
  4. Step 4: Simplify right side
    1,399,428.55x = 2,042,007,118,539.72
  5. Step 5: Solve for x
    x = 2,042,007,118,539.72/1,399,428.55
  6. Step 6: Final answer
    x = 1,459,172.12

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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.