Home / 1,634,677.93-2,255,820.19-946,378.81

Finding the Fourth Proportional to 1,634,677.93, 2,255,820.19 and 946,378.81

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Solution

The fourth proportional to 1,634,677.93, 2,255,820.19 and 946,378.81 is: 1,305,982.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,634,677.93 : 2,255,820.19 = 946,378.81 : x
  2. Step 2: Convert to fraction form
    1,634,677.93/2,255,820.19 = 946,378.81/x
  3. Step 3: Cross multiply
    1,634,677.93x = 2,255,820.19 × 946,378.81
  4. Step 4: Simplify right side
    1,634,677.93x = 2,134,860,426,986.17
  5. Step 5: Solve for x
    x = 2,134,860,426,986.17/1,634,677.93
  6. Step 6: Final answer
    x = 1,305,982.29

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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.