Home / 1,410,145.50-1,946,000.79-774,241.50

Finding the Fourth Proportional to 1,410,145.50, 1,946,000.79 and 774,241.50

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Solution

The fourth proportional to 1,410,145.50, 1,946,000.79 and 774,241.50 is: 1,068,453.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,145.50 : 1,946,000.79 = 774,241.50 : x
  2. Step 2: Convert to fraction form
    1,410,145.50/1,946,000.79 = 774,241.50/x
  3. Step 3: Cross multiply
    1,410,145.50x = 1,946,000.79 × 774,241.50
  4. Step 4: Simplify right side
    1,410,145.50x = 1,506,674,570,650.79
  5. Step 5: Solve for x
    x = 1,506,674,570,650.79/1,410,145.50
  6. Step 6: Final answer
    x = 1,068,453.27

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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.