Home / 1,657,789.76-2,486,684.64-535,858.76

Finding the Fourth Proportional to 1,657,789.76, 2,486,684.64 and 535,858.76

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Solution

The fourth proportional to 1,657,789.76, 2,486,684.64 and 535,858.76 is: 803,788.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,789.76 : 2,486,684.64 = 535,858.76 : x
  2. Step 2: Convert to fraction form
    1,657,789.76/2,486,684.64 = 535,858.76/x
  3. Step 3: Cross multiply
    1,657,789.76x = 2,486,684.64 × 535,858.76
  4. Step 4: Simplify right side
    1,657,789.76x = 1,332,511,747,701.45
  5. Step 5: Solve for x
    x = 1,332,511,747,701.45/1,657,789.76
  6. Step 6: Final answer
    x = 803,788.14

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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.