Home / 1,271,441.21-1,754,613.70-698,503.10

Finding the Fourth Proportional to 1,271,441.21, 1,754,613.70 and 698,503.10

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Solution

The fourth proportional to 1,271,441.21, 1,754,613.70 and 698,503.10 is: 963,947.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,441.21 : 1,754,613.70 = 698,503.10 : x
  2. Step 2: Convert to fraction form
    1,271,441.21/1,754,613.70 = 698,503.10/x
  3. Step 3: Cross multiply
    1,271,441.21x = 1,754,613.70 × 698,503.10
  4. Step 4: Simplify right side
    1,271,441.21x = 1,225,603,098,233.14
  5. Step 5: Solve for x
    x = 1,225,603,098,233.14/1,271,441.21
  6. Step 6: Final answer
    x = 963,947.91

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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.