Home / 1,463,997.85-2,020,316.58-819,417.87

Finding the Fourth Proportional to 1,463,997.85, 2,020,316.58 and 819,417.87

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Solution

The fourth proportional to 1,463,997.85, 2,020,316.58 and 819,417.87 is: 1,130,796.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463,997.85 : 2,020,316.58 = 819,417.87 : x
  2. Step 2: Convert to fraction form
    1,463,997.85/2,020,316.58 = 819,417.87/x
  3. Step 3: Cross multiply
    1,463,997.85x = 2,020,316.58 × 819,417.87
  4. Step 4: Simplify right side
    1,463,997.85x = 1,655,483,508,709.28
  5. Step 5: Solve for x
    x = 1,655,483,508,709.28/1,463,997.85
  6. Step 6: Final answer
    x = 1,130,796.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.