Home / 2,927,181-4,038,929.82-1,637,771.16

Finding the Fourth Proportional to 2,927,181, 4,038,929.82 and 1,637,771.16

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Solution

The fourth proportional to 2,927,181, 4,038,929.82 and 1,637,771.16 is: 2,259,799.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927,181 : 4,038,929.82 = 1,637,771.16 : x
  2. Step 2: Convert to fraction form
    2,927,181/4,038,929.82 = 1,637,771.16/x
  3. Step 3: Cross multiply
    2,927,181x = 4,038,929.82 × 1,637,771.16
  4. Step 4: Simplify right side
    2,927,181x = 6,614,842,776,459.99
  5. Step 5: Solve for x
    x = 6,614,842,776,459.99/2,927,181
  6. Step 6: Final answer
    x = 2,259,799.71

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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.