Home / 3,136,012.60-4,704,018.90-3,113,894.20

Finding the Fourth Proportional to 3,136,012.60, 4,704,018.90 and 3,113,894.20

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Solution

The fourth proportional to 3,136,012.60, 4,704,018.90 and 3,113,894.20 is: 4,670,841.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136,012.60 : 4,704,018.90 = 3,113,894.20 : x
  2. Step 2: Convert to fraction form
    3,136,012.60/4,704,018.90 = 3,113,894.20/x
  3. Step 3: Cross multiply
    3,136,012.60x = 4,704,018.90 × 3,113,894.20
  4. Step 4: Simplify right side
    3,136,012.60x = 14,647,817,169,400.38
  5. Step 5: Solve for x
    x = 14,647,817,169,400.38/3,136,012.60
  6. Step 6: Final answer
    x = 4,670,841.30

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Similar ratio
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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.