Home / 1,712,622.48-2,569,294.44-647,640.96

Finding the Fourth Proportional to 1,712,622.48, 2,569,294.44 and 647,640.96

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Solution

The fourth proportional to 1,712,622.48, 2,569,294.44 and 647,640.96 is: 971,597.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712,622.48 : 2,569,294.44 = 647,640.96 : x
  2. Step 2: Convert to fraction form
    1,712,622.48/2,569,294.44 = 647,640.96/x
  3. Step 3: Cross multiply
    1,712,622.48x = 2,569,294.44 × 647,640.96
  4. Step 4: Simplify right side
    1,712,622.48x = 1,663,980,317,644.26
  5. Step 5: Solve for x
    x = 1,663,980,317,644.26/1,712,622.48
  6. Step 6: Final answer
    x = 971,597.85

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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.