Home / 3,125,449.80-4,698,672.30-2,663,555.40

Finding the Fourth Proportional to 3,125,449.80, 4,698,672.30 and 2,663,555.40

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Solution

The fourth proportional to 3,125,449.80, 4,698,672.30 and 2,663,555.40 is: 4,004,279.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,125,449.80 : 4,698,672.30 = 2,663,555.40 : x
  2. Step 2: Convert to fraction form
    3,125,449.80/4,698,672.30 = 2,663,555.40/x
  3. Step 3: Cross multiply
    3,125,449.80x = 4,698,672.30 × 2,663,555.40
  4. Step 4: Simplify right side
    3,125,449.80x = 12,515,173,977,495.42
  5. Step 5: Solve for x
    x = 12,515,173,977,495.42/3,125,449.80
  6. Step 6: Final answer
    x = 4,004,279.31

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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.