Home / 1,858,253.40-2,786,688.90-736,090.20

Finding the Fourth Proportional to 1,858,253.40, 2,786,688.90 and 736,090.20

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Solution

The fourth proportional to 1,858,253.40, 2,786,688.90 and 736,090.20 is: 1,103,861.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858,253.40 : 2,786,688.90 = 736,090.20 : x
  2. Step 2: Convert to fraction form
    1,858,253.40/2,786,688.90 = 736,090.20/x
  3. Step 3: Cross multiply
    1,858,253.40x = 2,786,688.90 × 736,090.20
  4. Step 4: Simplify right side
    1,858,253.40x = 2,051,254,389,738.78
  5. Step 5: Solve for x
    x = 2,051,254,389,738.78/1,858,253.40
  6. Step 6: Final answer
    x = 1,103,861.50

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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.