Home / 1,235,988.82-1,705,523.61-692,048.98

Finding the Fourth Proportional to 1,235,988.82, 1,705,523.61 and 692,048.98

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Solution

The fourth proportional to 1,235,988.82, 1,705,523.61 and 692,048.98 is: 954,948.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,988.82 : 1,705,523.61 = 692,048.98 : x
  2. Step 2: Convert to fraction form
    1,235,988.82/1,705,523.61 = 692,048.98/x
  3. Step 3: Cross multiply
    1,235,988.82x = 1,705,523.61 × 692,048.98
  4. Step 4: Simplify right side
    1,235,988.82x = 1,180,305,874,666.42
  5. Step 5: Solve for x
    x = 1,180,305,874,666.42/1,235,988.82
  6. Step 6: Final answer
    x = 954,948.67

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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.