Home / 1,529,905.60-2,294,858.40-1,263,966.40

Finding the Fourth Proportional to 1,529,905.60, 2,294,858.40 and 1,263,966.40

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Solution

The fourth proportional to 1,529,905.60, 2,294,858.40 and 1,263,966.40 is: 1,895,949.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529,905.60 : 2,294,858.40 = 1,263,966.40 : x
  2. Step 2: Convert to fraction form
    1,529,905.60/2,294,858.40 = 1,263,966.40/x
  3. Step 3: Cross multiply
    1,529,905.60x = 2,294,858.40 × 1,263,966.40
  4. Step 4: Simplify right side
    1,529,905.60x = 2,900,623,910,357.76
  5. Step 5: Solve for x
    x = 2,900,623,910,357.76/1,529,905.60
  6. Step 6: Final answer
    x = 1,895,949.60

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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.