Home / 3,830,703.11-5,286,411.03-2,111,885.13

Finding the Fourth Proportional to 3,830,703.11, 5,286,411.03 and 2,111,885.13

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Solution

The fourth proportional to 3,830,703.11, 5,286,411.03 and 2,111,885.13 is: 2,914,423.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,830,703.11 : 5,286,411.03 = 2,111,885.13 : x
  2. Step 2: Convert to fraction form
    3,830,703.11/5,286,411.03 = 2,111,885.13/x
  3. Step 3: Cross multiply
    3,830,703.11x = 5,286,411.03 × 2,111,885.13
  4. Step 4: Simplify right side
    3,830,703.11x = 11,164,292,845,324.98
  5. Step 5: Solve for x
    x = 11,164,292,845,324.98/3,830,703.11
  6. Step 6: Final answer
    x = 2,914,423.94

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Double scale
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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.