Home / 1,728,607.70-2,592,911.55-1,492,217.30

Finding the Fourth Proportional to 1,728,607.70, 2,592,911.55 and 1,492,217.30

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Solution

The fourth proportional to 1,728,607.70, 2,592,911.55 and 1,492,217.30 is: 2,238,325.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,607.70 : 2,592,911.55 = 1,492,217.30 : x
  2. Step 2: Convert to fraction form
    1,728,607.70/2,592,911.55 = 1,492,217.30/x
  3. Step 3: Cross multiply
    1,728,607.70x = 2,592,911.55 × 1,492,217.30
  4. Step 4: Simplify right side
    1,728,607.70x = 3,869,187,472,279.82
  5. Step 5: Solve for x
    x = 3,869,187,472,279.82/1,728,607.70
  6. Step 6: Final answer
    x = 2,238,325.95

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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.