Home / 1,282,458.10-1,923,233.55-440,814.10

Finding the Fourth Proportional to 1,282,458.10, 1,923,233.55 and 440,814.10

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Solution

The fourth proportional to 1,282,458.10, 1,923,233.55 and 440,814.10 is: 661,065.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,458.10 : 1,923,233.55 = 440,814.10 : x
  2. Step 2: Convert to fraction form
    1,282,458.10/1,923,233.55 = 440,814.10/x
  3. Step 3: Cross multiply
    1,282,458.10x = 1,923,233.55 × 440,814.10
  4. Step 4: Simplify right side
    1,282,458.10x = 847,788,466,433.06
  5. Step 5: Solve for x
    x = 847,788,466,433.06/1,282,458.10
  6. Step 6: Final answer
    x = 661,065.24

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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.