Home / 1,642,222.56-2,266,222.98-917,050.08

Finding the Fourth Proportional to 1,642,222.56, 2,266,222.98 and 917,050.08

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Solution

The fourth proportional to 1,642,222.56, 2,266,222.98 and 917,050.08 is: 1,265,504.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,642,222.56 : 2,266,222.98 = 917,050.08 : x
  2. Step 2: Convert to fraction form
    1,642,222.56/2,266,222.98 = 917,050.08/x
  3. Step 3: Cross multiply
    1,642,222.56x = 2,266,222.98 × 917,050.08
  4. Step 4: Simplify right side
    1,642,222.56x = 2,078,239,965,106.84
  5. Step 5: Solve for x
    x = 2,078,239,965,106.84/1,642,222.56
  6. Step 6: Final answer
    x = 1,265,504.45

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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.