Home / 1,905,970.70-2,859,306.89-626,650.43

Finding the Fourth Proportional to 1,905,970.70, 2,859,306.89 and 626,650.43

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Solution

The fourth proportional to 1,905,970.70, 2,859,306.89 and 626,650.43 is: 940,090.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,905,970.70 : 2,859,306.89 = 626,650.43 : x
  2. Step 2: Convert to fraction form
    1,905,970.70/2,859,306.89 = 626,650.43/x
  3. Step 3: Cross multiply
    1,905,970.70x = 2,859,306.89 × 626,650.43
  4. Step 4: Simplify right side
    1,905,970.70x = 1,791,785,874,690.68
  5. Step 5: Solve for x
    x = 1,791,785,874,690.68/1,905,970.70
  6. Step 6: Final answer
    x = 940,090.98

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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.