Home / 1,341,485.09-2,012,292.21-442,906.93

Finding the Fourth Proportional to 1,341,485.09, 2,012,292.21 and 442,906.93

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Solution

The fourth proportional to 1,341,485.09, 2,012,292.21 and 442,906.93 is: 664,381.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,485.09 : 2,012,292.21 = 442,906.93 : x
  2. Step 2: Convert to fraction form
    1,341,485.09/2,012,292.21 = 442,906.93/x
  3. Step 3: Cross multiply
    1,341,485.09x = 2,012,292.21 × 442,906.93
  4. Step 4: Simplify right side
    1,341,485.09x = 891,258,164,994.02
  5. Step 5: Solve for x
    x = 891,258,164,994.02/1,341,485.09
  6. Step 6: Final answer
    x = 664,381.72

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1.5x scale

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.