Home / 1,295,700.20-1,942,124.70-453,818.60

Finding the Fourth Proportional to 1,295,700.20, 1,942,124.70 and 453,818.60

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Solution

The fourth proportional to 1,295,700.20, 1,942,124.70 and 453,818.60 is: 680,228.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,700.20 : 1,942,124.70 = 453,818.60 : x
  2. Step 2: Convert to fraction form
    1,295,700.20/1,942,124.70 = 453,818.60/x
  3. Step 3: Cross multiply
    1,295,700.20x = 1,942,124.70 × 453,818.60
  4. Step 4: Simplify right side
    1,295,700.20x = 881,372,312,379.42
  5. Step 5: Solve for x
    x = 881,372,312,379.42/1,295,700.20
  6. Step 6: Final answer
    x = 680,228.58

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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.