Home / 3,938,182-5,434,696.02-2,127,346

Finding the Fourth Proportional to 3,938,182, 5,434,696.02 and 2,127,346

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Solution

The fourth proportional to 3,938,182, 5,434,696.02 and 2,127,346 is: 2,935,740.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,938,182 : 5,434,696.02 = 2,127,346 : x
  2. Step 2: Convert to fraction form
    3,938,182/5,434,696.02 = 2,127,346/x
  3. Step 3: Cross multiply
    3,938,182x = 5,434,696.02 × 2,127,346
  4. Step 4: Simplify right side
    3,938,182x = 11,561,478,839,362.92
  5. Step 5: Solve for x
    x = 11,561,478,839,362.92/3,938,182
  6. Step 6: Final answer
    x = 2,935,740.11

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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.