Home / 1,297,543.44-1,946,103.84-455,898.72

Finding the Fourth Proportional to 1,297,543.44, 1,946,103.84 and 455,898.72

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Solution

The fourth proportional to 1,297,543.44, 1,946,103.84 and 455,898.72 is: 683,773.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,297,543.44 : 1,946,103.84 = 455,898.72 : x
  2. Step 2: Convert to fraction form
    1,297,543.44/1,946,103.84 = 455,898.72/x
  3. Step 3: Cross multiply
    1,297,543.44x = 1,946,103.84 × 455,898.72
  4. Step 4: Simplify right side
    1,297,543.44x = 887,226,249,643.09
  5. Step 5: Solve for x
    x = 887,226,249,643.09/1,297,543.44
  6. Step 6: Final answer
    x = 683,773.83

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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.