Home / 1,117,928.08-1,676,856.36-469,847.62

Finding the Fourth Proportional to 1,117,928.08, 1,676,856.36 and 469,847.62

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Solution

The fourth proportional to 1,117,928.08, 1,676,856.36 and 469,847.62 is: 704,756.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,928.08 : 1,676,856.36 = 469,847.62 : x
  2. Step 2: Convert to fraction form
    1,117,928.08/1,676,856.36 = 469,847.62/x
  3. Step 3: Cross multiply
    1,117,928.08x = 1,676,856.36 × 469,847.62
  4. Step 4: Simplify right side
    1,117,928.08x = 787,866,961,443.58
  5. Step 5: Solve for x
    x = 787,866,961,443.58/1,117,928.08
  6. Step 6: Final answer
    x = 704,756.40

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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.