Home / 1,246,903.05-1,869,773.28-647,703.33

Finding the Fourth Proportional to 1,246,903.05, 1,869,773.28 and 647,703.33

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Solution

The fourth proportional to 1,246,903.05, 1,869,773.28 and 647,703.33 is: 971,253.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,903.05 : 1,869,773.28 = 647,703.33 : x
  2. Step 2: Convert to fraction form
    1,246,903.05/1,869,773.28 = 647,703.33/x
  3. Step 3: Cross multiply
    1,246,903.05x = 1,869,773.28 × 647,703.33
  4. Step 4: Simplify right side
    1,246,903.05x = 1,211,058,379,801.02
  5. Step 5: Solve for x
    x = 1,211,058,379,801.02/1,246,903.05
  6. Step 6: Final answer
    x = 971,253.04

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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.