Home / 1,760,748.20-2,637,623.10-1,011,919.40

Finding the Fourth Proportional to 1,760,748.20, 2,637,623.10 and 1,011,919.40

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Solution

The fourth proportional to 1,760,748.20, 2,637,623.10 and 1,011,919.40 is: 1,515,868.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760,748.20 : 2,637,623.10 = 1,011,919.40 : x
  2. Step 2: Convert to fraction form
    1,760,748.20/2,637,623.10 = 1,011,919.40/x
  3. Step 3: Cross multiply
    1,760,748.20x = 2,637,623.10 × 1,011,919.40
  4. Step 4: Simplify right side
    1,760,748.20x = 2,669,061,984,778.14
  5. Step 5: Solve for x
    x = 2,669,061,984,778.14/1,760,748.20
  6. Step 6: Final answer
    x = 1,515,868.08

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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.