Home / 1,318,069.83-1,819,073.36-759,283.50

Finding the Fourth Proportional to 1,318,069.83, 1,819,073.36 and 759,283.50

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Solution

The fourth proportional to 1,318,069.83, 1,819,073.36 and 759,283.50 is: 1,047,890.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,318,069.83 : 1,819,073.36 = 759,283.50 : x
  2. Step 2: Convert to fraction form
    1,318,069.83/1,819,073.36 = 759,283.50/x
  3. Step 3: Cross multiply
    1,318,069.83x = 1,819,073.36 × 759,283.50
  4. Step 4: Simplify right side
    1,318,069.83x = 1,381,192,381,190.59
  5. Step 5: Solve for x
    x = 1,381,192,381,190.59/1,318,069.83
  6. Step 6: Final answer
    x = 1,047,890.14

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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.