Home / 1,271,230.40-1,905,920.80-596,964.16

Finding the Fourth Proportional to 1,271,230.40, 1,905,920.80 and 596,964.16

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Solution

The fourth proportional to 1,271,230.40, 1,905,920.80 and 596,964.16 is: 895,011.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,230.40 : 1,905,920.80 = 596,964.16 : x
  2. Step 2: Convert to fraction form
    1,271,230.40/1,905,920.80 = 596,964.16/x
  3. Step 3: Cross multiply
    1,271,230.40x = 1,905,920.80 × 596,964.16
  4. Step 4: Simplify right side
    1,271,230.40x = 1,137,766,409,398.53
  5. Step 5: Solve for x
    x = 1,137,766,409,398.53/1,271,230.40
  6. Step 6: Final answer
    x = 895,011.96

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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.