Home / 1,233,352.98-1,702,039.74-689,518.98

Finding the Fourth Proportional to 1,233,352.98, 1,702,039.74 and 689,518.98

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Solution

The fourth proportional to 1,233,352.98, 1,702,039.74 and 689,518.98 is: 951,543.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233,352.98 : 1,702,039.74 = 689,518.98 : x
  2. Step 2: Convert to fraction form
    1,233,352.98/1,702,039.74 = 689,518.98/x
  3. Step 3: Cross multiply
    1,233,352.98x = 1,702,039.74 × 689,518.98
  4. Step 4: Simplify right side
    1,233,352.98x = 1,173,588,702,858.57
  5. Step 5: Solve for x
    x = 1,173,588,702,858.57/1,233,352.98
  6. Step 6: Final answer
    x = 951,543.25

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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.