Home / 4,771,442.70-7,154,712.45-1,405,212.30

Finding the Fourth Proportional to 4,771,442.70, 7,154,712.45 and 1,405,212.30

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Solution

The fourth proportional to 4,771,442.70, 7,154,712.45 and 1,405,212.30 is: 2,107,096.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,771,442.70 : 7,154,712.45 = 1,405,212.30 : x
  2. Step 2: Convert to fraction form
    4,771,442.70/7,154,712.45 = 1,405,212.30/x
  3. Step 3: Cross multiply
    4,771,442.70x = 7,154,712.45 × 1,405,212.30
  4. Step 4: Simplify right side
    4,771,442.70x = 10,053,889,937,703.13
  5. Step 5: Solve for x
    x = 10,053,889,937,703.13/4,771,442.70
  6. Step 6: Final answer
    x = 2,107,096.44

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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.