Home / 1,284,940.89-1,773,220.50-704,071.71

Finding the Fourth Proportional to 1,284,940.89, 1,773,220.50 and 704,071.71

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Solution

The fourth proportional to 1,284,940.89, 1,773,220.50 and 704,071.71 is: 971,620.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,284,940.89 : 1,773,220.50 = 704,071.71 : x
  2. Step 2: Convert to fraction form
    1,284,940.89/1,773,220.50 = 704,071.71/x
  3. Step 3: Cross multiply
    1,284,940.89x = 1,773,220.50 × 704,071.71
  4. Step 4: Simplify right side
    1,284,940.89x = 1,248,474,389,642.06
  5. Step 5: Solve for x
    x = 1,248,474,389,642.06/1,284,940.89
  6. Step 6: Final answer
    x = 971,620.10

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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.