Home / 930,503.40-1,397,828.70-892,717.80

Finding the Fourth Proportional to 930,503.40, 1,397,828.70 and 892,717.80

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Solution

The fourth proportional to 930,503.40, 1,397,828.70 and 892,717.80 is: 1,341,066.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,503.40 : 1,397,828.70 = 892,717.80 : x
  2. Step 2: Convert to fraction form
    930,503.40/1,397,828.70 = 892,717.80/x
  3. Step 3: Cross multiply
    930,503.40x = 1,397,828.70 × 892,717.80
  4. Step 4: Simplify right side
    930,503.40x = 1,247,866,561,840.86
  5. Step 5: Solve for x
    x = 1,247,866,561,840.86/930,503.40
  6. Step 6: Final answer
    x = 1,341,066.10

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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.