Home / 983,763.54-1,358,220.49-802,906.84

Finding the Fourth Proportional to 983,763.54, 1,358,220.49 and 802,906.84

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Solution

The fourth proportional to 983,763.54, 1,358,220.49 and 802,906.84 is: 1,108,523.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,763.54 : 1,358,220.49 = 802,906.84 : x
  2. Step 2: Convert to fraction form
    983,763.54/1,358,220.49 = 802,906.84/x
  3. Step 3: Cross multiply
    983,763.54x = 1,358,220.49 × 802,906.84
  4. Step 4: Simplify right side
    983,763.54x = 1,090,524,521,339.66
  5. Step 5: Solve for x
    x = 1,090,524,521,339.66/983,763.54
  6. Step 6: Final answer
    x = 1,108,523.01

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1.5x scale

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.