Home / 1,666,421.06-2,299,848.09-941,315.48

Finding the Fourth Proportional to 1,666,421.06, 2,299,848.09 and 941,315.48

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Solution

The fourth proportional to 1,666,421.06, 2,299,848.09 and 941,315.48 is: 1,299,121.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,421.06 : 2,299,848.09 = 941,315.48 : x
  2. Step 2: Convert to fraction form
    1,666,421.06/2,299,848.09 = 941,315.48/x
  3. Step 3: Cross multiply
    1,666,421.06x = 2,299,848.09 × 941,315.48
  4. Step 4: Simplify right side
    1,666,421.06x = 2,164,882,597,266.19
  5. Step 5: Solve for x
    x = 2,164,882,597,266.19/1,666,421.06
  6. Step 6: Final answer
    x = 1,299,121.01

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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.