Home / 4,732,128-6,529,868.64-2,897,103.60

Finding the Fourth Proportional to 4,732,128, 6,529,868.64 and 2,897,103.60

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Solution

The fourth proportional to 4,732,128, 6,529,868.64 and 2,897,103.60 is: 3,997,716.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,732,128 : 6,529,868.64 = 2,897,103.60 : x
  2. Step 2: Convert to fraction form
    4,732,128/6,529,868.64 = 2,897,103.60/x
  3. Step 3: Cross multiply
    4,732,128x = 6,529,868.64 × 2,897,103.60
  4. Step 4: Simplify right side
    4,732,128x = 18,917,705,944,471.11
  5. Step 5: Solve for x
    x = 18,917,705,944,471.11/4,732,128
  6. Step 6: Final answer
    x = 3,997,716.45

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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.