Home / 1,241,185.17-1,861,740.56-342,681.75

Finding the Fourth Proportional to 1,241,185.17, 1,861,740.56 and 342,681.75

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Solution

The fourth proportional to 1,241,185.17, 1,861,740.56 and 342,681.75 is: 514,012.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,185.17 : 1,861,740.56 = 342,681.75 : x
  2. Step 2: Convert to fraction form
    1,241,185.17/1,861,740.56 = 342,681.75/x
  3. Step 3: Cross multiply
    1,241,185.17x = 1,861,740.56 × 342,681.75
  4. Step 4: Simplify right side
    1,241,185.17x = 637,984,511,433.37
  5. Step 5: Solve for x
    x = 637,984,511,433.37/1,241,185.17
  6. Step 6: Final answer
    x = 514,012.35

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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.