Home / 1,806,515.62-2,709,774.60-458,779.30

Finding the Fourth Proportional to 1,806,515.62, 2,709,774.60 and 458,779.30

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Solution

The fourth proportional to 1,806,515.62, 2,709,774.60 and 458,779.30 is: 688,169.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,806,515.62 : 2,709,774.60 = 458,779.30 : x
  2. Step 2: Convert to fraction form
    1,806,515.62/2,709,774.60 = 458,779.30/x
  3. Step 3: Cross multiply
    1,806,515.62x = 2,709,774.60 × 458,779.30
  4. Step 4: Simplify right side
    1,806,515.62x = 1,243,188,494,145.78
  5. Step 5: Solve for x
    x = 1,243,188,494,145.78/1,806,515.62
  6. Step 6: Final answer
    x = 688,169.25

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1.5x scale

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.