Home / 1,214,573.30-1,821,903.15-373,123.70

Finding the Fourth Proportional to 1,214,573.30, 1,821,903.15 and 373,123.70

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Solution

The fourth proportional to 1,214,573.30, 1,821,903.15 and 373,123.70 is: 559,698.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,573.30 : 1,821,903.15 = 373,123.70 : x
  2. Step 2: Convert to fraction form
    1,214,573.30/1,821,903.15 = 373,123.70/x
  3. Step 3: Cross multiply
    1,214,573.30x = 1,821,903.15 × 373,123.70
  4. Step 4: Simplify right side
    1,214,573.30x = 679,795,244,369.66
  5. Step 5: Solve for x
    x = 679,795,244,369.66/1,214,573.30
  6. Step 6: Final answer
    x = 559,698.82

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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.