Home / 1,855,220.40-2,782,790.98-507,383.00

Finding the Fourth Proportional to 1,855,220.40, 2,782,790.98 and 507,383.00

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Solution

The fourth proportional to 1,855,220.40, 2,782,790.98 and 507,383.00 is: 761,063.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,855,220.40 : 2,782,790.98 = 507,383.00 : x
  2. Step 2: Convert to fraction form
    1,855,220.40/2,782,790.98 = 507,383.00/x
  3. Step 3: Cross multiply
    1,855,220.40x = 2,782,790.98 × 507,383.00
  4. Step 4: Simplify right side
    1,855,220.40x = 1,411,940,841,493.86
  5. Step 5: Solve for x
    x = 1,411,940,841,493.86/1,855,220.40
  6. Step 6: Final answer
    x = 761,063.67

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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.