Home / 3,534,755.20-4,877,961.60-1,925,123.20

Finding the Fourth Proportional to 3,534,755.20, 4,877,961.60 and 1,925,123.20

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Solution

The fourth proportional to 3,534,755.20, 4,877,961.60 and 1,925,123.20 is: 2,656,669.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,534,755.20 : 4,877,961.60 = 1,925,123.20 : x
  2. Step 2: Convert to fraction form
    3,534,755.20/4,877,961.60 = 1,925,123.20/x
  3. Step 3: Cross multiply
    3,534,755.20x = 4,877,961.60 × 1,925,123.20
  4. Step 4: Simplify right side
    3,534,755.20x = 9,390,677,044,869.12
  5. Step 5: Solve for x
    x = 9,390,677,044,869.12/3,534,755.20
  6. Step 6: Final answer
    x = 2,656,669.70

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1.5x scale

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.