Home / 1,201,515.70-1,803,294.15-492,052.90

Finding the Fourth Proportional to 1,201,515.70, 1,803,294.15 and 492,052.90

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Solution

The fourth proportional to 1,201,515.70, 1,803,294.15 and 492,052.90 is: 738,497.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,515.70 : 1,803,294.15 = 492,052.90 : x
  2. Step 2: Convert to fraction form
    1,201,515.70/1,803,294.15 = 492,052.90/x
  3. Step 3: Cross multiply
    1,201,515.70x = 1,803,294.15 × 492,052.90
  4. Step 4: Simplify right side
    1,201,515.70x = 887,316,116,060.54
  5. Step 5: Solve for x
    x = 887,316,116,060.54/1,201,515.70
  6. Step 6: Final answer
    x = 738,497.31

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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.