Home / 1,714,869.60-2,571,645.36-815,618.40

Finding the Fourth Proportional to 1,714,869.60, 2,571,645.36 and 815,618.40

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Solution

The fourth proportional to 1,714,869.60, 2,571,645.36 and 815,618.40 is: 1,223,114.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,714,869.60 : 2,571,645.36 = 815,618.40 : x
  2. Step 2: Convert to fraction form
    1,714,869.60/2,571,645.36 = 815,618.40/x
  3. Step 3: Cross multiply
    1,714,869.60x = 2,571,645.36 × 815,618.40
  4. Step 4: Simplify right side
    1,714,869.60x = 2,097,481,273,890.62
  5. Step 5: Solve for x
    x = 2,097,481,273,890.62/1,714,869.60
  6. Step 6: Final answer
    x = 1,223,114.15

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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.