Home / 1,763,364.32-2,433,469.40-989,166.76

Finding the Fourth Proportional to 1,763,364.32, 2,433,469.40 and 989,166.76

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Solution

The fourth proportional to 1,763,364.32, 2,433,469.40 and 989,166.76 is: 1,365,065.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763,364.32 : 2,433,469.40 = 989,166.76 : x
  2. Step 2: Convert to fraction form
    1,763,364.32/2,433,469.40 = 989,166.76/x
  3. Step 3: Cross multiply
    1,763,364.32x = 2,433,469.40 × 989,166.76
  4. Step 4: Simplify right side
    1,763,364.32x = 2,407,107,041,957.14
  5. Step 5: Solve for x
    x = 2,407,107,041,957.14/1,763,364.32
  6. Step 6: Final answer
    x = 1,365,065.07

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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.