Home / 1,684,045.16-2,323,982.32-920,104.19

Finding the Fourth Proportional to 1,684,045.16, 2,323,982.32 and 920,104.19

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Solution

The fourth proportional to 1,684,045.16, 2,323,982.32 and 920,104.19 is: 1,269,743.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,684,045.16 : 2,323,982.32 = 920,104.19 : x
  2. Step 2: Convert to fraction form
    1,684,045.16/2,323,982.32 = 920,104.19/x
  3. Step 3: Cross multiply
    1,684,045.16x = 2,323,982.32 × 920,104.19
  4. Step 4: Simplify right side
    1,684,045.16x = 2,138,305,870,117.92
  5. Step 5: Solve for x
    x = 2,138,305,870,117.92/1,684,045.16
  6. Step 6: Final answer
    x = 1,269,743.78

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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.