Home / 1,243,622.90-1,865,434.35-444,967.10

Finding the Fourth Proportional to 1,243,622.90, 1,865,434.35 and 444,967.10

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Solution

The fourth proportional to 1,243,622.90, 1,865,434.35 and 444,967.10 is: 667,450.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,622.90 : 1,865,434.35 = 444,967.10 : x
  2. Step 2: Convert to fraction form
    1,243,622.90/1,865,434.35 = 444,967.10/x
  3. Step 3: Cross multiply
    1,243,622.90x = 1,865,434.35 × 444,967.10
  4. Step 4: Simplify right side
    1,243,622.90x = 830,056,912,959.89
  5. Step 5: Solve for x
    x = 830,056,912,959.89/1,243,622.90
  6. Step 6: Final answer
    x = 667,450.65

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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.