Home / 1,214,153.14-1,675,534.14-670,289.30

Finding the Fourth Proportional to 1,214,153.14, 1,675,534.14 and 670,289.30

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Solution

The fourth proportional to 1,214,153.14, 1,675,534.14 and 670,289.30 is: 925,000.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,153.14 : 1,675,534.14 = 670,289.30 : x
  2. Step 2: Convert to fraction form
    1,214,153.14/1,675,534.14 = 670,289.30/x
  3. Step 3: Cross multiply
    1,214,153.14x = 1,675,534.14 × 670,289.30
  4. Step 4: Simplify right side
    1,214,153.14x = 1,123,092,602,475.26
  5. Step 5: Solve for x
    x = 1,123,092,602,475.26/1,214,153.14
  6. Step 6: Final answer
    x = 925,000.78

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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.