Home / 2,071,953.39-2,859,427.11-1,256,235.19

Finding the Fourth Proportional to 2,071,953.39, 2,859,427.11 and 1,256,235.19

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Solution

The fourth proportional to 2,071,953.39, 2,859,427.11 and 1,256,235.19 is: 1,733,684.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,071,953.39 : 2,859,427.11 = 1,256,235.19 : x
  2. Step 2: Convert to fraction form
    2,071,953.39/2,859,427.11 = 1,256,235.19/x
  3. Step 3: Cross multiply
    2,071,953.39x = 2,859,427.11 × 1,256,235.19
  4. Step 4: Simplify right side
    2,071,953.39x = 3,592,112,958,822.00
  5. Step 5: Solve for x
    x = 3,592,112,958,822.00/2,071,953.39
  6. Step 6: Final answer
    x = 1,733,684.25

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Double scale
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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.