Home / 1,855,250.25-2,782,835.95-507,412.88

Finding the Fourth Proportional to 1,855,250.25, 2,782,835.95 and 507,412.88

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Solution

The fourth proportional to 1,855,250.25, 2,782,835.95 and 507,412.88 is: 761,108.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,855,250.25 : 2,782,835.95 = 507,412.88 : x
  2. Step 2: Convert to fraction form
    1,855,250.25/2,782,835.95 = 507,412.88/x
  3. Step 3: Cross multiply
    1,855,250.25x = 2,782,835.95 × 507,412.88
  4. Step 4: Simplify right side
    1,855,250.25x = 1,412,046,803,957.04
  5. Step 5: Solve for x
    x = 1,412,046,803,957.04/1,855,250.25
  6. Step 6: Final answer
    x = 761,108.54

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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.