Home / 2,903,009.60-4,355,205.60-1,219,246.40

Finding the Fourth Proportional to 2,903,009.60, 4,355,205.60 and 1,219,246.40

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Solution

The fourth proportional to 2,903,009.60, 4,355,205.60 and 1,219,246.40 is: 1,829,159.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,903,009.60 : 4,355,205.60 = 1,219,246.40 : x
  2. Step 2: Convert to fraction form
    2,903,009.60/4,355,205.60 = 1,219,246.40/x
  3. Step 3: Cross multiply
    2,903,009.60x = 4,355,205.60 × 1,219,246.40
  4. Step 4: Simplify right side
    2,903,009.60x = 5,310,068,749,059.84
  5. Step 5: Solve for x
    x = 5,310,068,749,059.84/2,903,009.60
  6. Step 6: Final answer
    x = 1,829,159.90

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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.