Home / 1,333,522.10-1,840,266.36-721,674.95

Finding the Fourth Proportional to 1,333,522.10, 1,840,266.36 and 721,674.95

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Solution

The fourth proportional to 1,333,522.10, 1,840,266.36 and 721,674.95 is: 995,914.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,522.10 : 1,840,266.36 = 721,674.95 : x
  2. Step 2: Convert to fraction form
    1,333,522.10/1,840,266.36 = 721,674.95/x
  3. Step 3: Cross multiply
    1,333,522.10x = 1,840,266.36 × 721,674.95
  4. Step 4: Simplify right side
    1,333,522.10x = 1,328,074,133,339.68
  5. Step 5: Solve for x
    x = 1,328,074,133,339.68/1,333,522.10
  6. Step 6: Final answer
    x = 995,914.60

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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.