Home / 1,676,977.92-2,515,113.59-539,841.60

Finding the Fourth Proportional to 1,676,977.92, 2,515,113.59 and 539,841.60

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Solution

The fourth proportional to 1,676,977.92, 2,515,113.59 and 539,841.60 is: 809,648.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,676,977.92 : 2,515,113.59 = 539,841.60 : x
  2. Step 2: Convert to fraction form
    1,676,977.92/2,515,113.59 = 539,841.60/x
  3. Step 3: Cross multiply
    1,676,977.92x = 2,515,113.59 × 539,841.60
  4. Step 4: Simplify right side
    1,676,977.92x = 1,357,762,941,908.14
  5. Step 5: Solve for x
    x = 1,357,762,941,908.14/1,676,977.92
  6. Step 6: Final answer
    x = 809,648.67

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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.