Home / 1,093,871.40-1,640,807.10-946,415.40

Finding the Fourth Proportional to 1,093,871.40, 1,640,807.10 and 946,415.40

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Solution

The fourth proportional to 1,093,871.40, 1,640,807.10 and 946,415.40 is: 1,419,623.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,871.40 : 1,640,807.10 = 946,415.40 : x
  2. Step 2: Convert to fraction form
    1,093,871.40/1,640,807.10 = 946,415.40/x
  3. Step 3: Cross multiply
    1,093,871.40x = 1,640,807.10 × 946,415.40
  4. Step 4: Simplify right side
    1,093,871.40x = 1,552,885,107,869.34
  5. Step 5: Solve for x
    x = 1,552,885,107,869.34/1,093,871.40
  6. Step 6: Final answer
    x = 1,419,623.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.