Home / 3,136,807.70-4,705,211.55-3,113,188.10

Finding the Fourth Proportional to 3,136,807.70, 4,705,211.55 and 3,113,188.10

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Solution

The fourth proportional to 3,136,807.70, 4,705,211.55 and 3,113,188.10 is: 4,669,782.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136,807.70 : 4,705,211.55 = 3,113,188.10 : x
  2. Step 2: Convert to fraction form
    3,136,807.70/4,705,211.55 = 3,113,188.10/x
  3. Step 3: Cross multiply
    3,136,807.70x = 4,705,211.55 × 3,113,188.10
  4. Step 4: Simplify right side
    3,136,807.70x = 14,648,208,605,442.55
  5. Step 5: Solve for x
    x = 14,648,208,605,442.55/3,136,807.70
  6. Step 6: Final answer
    x = 4,669,782.15

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Double scale
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Similar ratio
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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.