Home / 2,117,347.40-3,176,021.10-519,889.70

Finding the Fourth Proportional to 2,117,347.40, 3,176,021.10 and 519,889.70

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Solution

The fourth proportional to 2,117,347.40, 3,176,021.10 and 519,889.70 is: 779,834.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,117,347.40 : 3,176,021.10 = 519,889.70 : x
  2. Step 2: Convert to fraction form
    2,117,347.40/3,176,021.10 = 519,889.70/x
  3. Step 3: Cross multiply
    2,117,347.40x = 3,176,021.10 × 519,889.70
  4. Step 4: Simplify right side
    2,117,347.40x = 1,651,180,656,872.67
  5. Step 5: Solve for x
    x = 1,651,180,656,872.67/2,117,347.40
  6. Step 6: Final answer
    x = 779,834.55

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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.