Home / 989,823-1,365,959.39-537,114

Finding the Fourth Proportional to 989,823, 1,365,959.39 and 537,114

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Solution

The fourth proportional to 989,823, 1,365,959.39 and 537,114 is: 741,219.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,823 : 1,365,959.39 = 537,114 : x
  2. Step 2: Convert to fraction form
    989,823/1,365,959.39 = 537,114/x
  3. Step 3: Cross multiply
    989,823x = 1,365,959.39 × 537,114
  4. Step 4: Simplify right side
    989,823x = 733,675,909,114.89
  5. Step 5: Solve for x
    x = 733,675,909,114.89/989,823
  6. Step 6: Final answer
    x = 741,219.30

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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.