Home / 1,760,486.40-2,637,619.20-1,443,225.60

Finding the Fourth Proportional to 1,760,486.40, 2,637,619.20 and 1,443,225.60

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Solution

The fourth proportional to 1,760,486.40, 2,637,619.20 and 1,443,225.60 is: 2,162,288.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760,486.40 : 2,637,619.20 = 1,443,225.60 : x
  2. Step 2: Convert to fraction form
    1,760,486.40/2,637,619.20 = 1,443,225.60/x
  3. Step 3: Cross multiply
    1,760,486.40x = 2,637,619.20 × 1,443,225.60
  4. Step 4: Simplify right side
    1,760,486.40x = 3,806,679,552,491.52
  5. Step 5: Solve for x
    x = 3,806,679,552,491.52/1,760,486.40
  6. Step 6: Final answer
    x = 2,162,288.53

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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.