Home / 1,964,546.60-2,946,819.90-1,018,207.40

Finding the Fourth Proportional to 1,964,546.60, 2,946,819.90 and 1,018,207.40

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Solution

The fourth proportional to 1,964,546.60, 2,946,819.90 and 1,018,207.40 is: 1,527,311.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964,546.60 : 2,946,819.90 = 1,018,207.40 : x
  2. Step 2: Convert to fraction form
    1,964,546.60/2,946,819.90 = 1,018,207.40/x
  3. Step 3: Cross multiply
    1,964,546.60x = 2,946,819.90 × 1,018,207.40
  4. Step 4: Simplify right side
    1,964,546.60x = 3,000,473,828,647.26
  5. Step 5: Solve for x
    x = 3,000,473,828,647.26/1,964,546.60
  6. Step 6: Final answer
    x = 1,527,311.10

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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.