Home / 1,021,995.85-1,410,386.25-586,492.87

Finding the Fourth Proportional to 1,021,995.85, 1,410,386.25 and 586,492.87

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Solution

The fourth proportional to 1,021,995.85, 1,410,386.25 and 586,492.87 is: 809,378.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,995.85 : 1,410,386.25 = 586,492.87 : x
  2. Step 2: Convert to fraction form
    1,021,995.85/1,410,386.25 = 586,492.87/x
  3. Step 3: Cross multiply
    1,021,995.85x = 1,410,386.25 × 586,492.87
  4. Step 4: Simplify right side
    1,021,995.85x = 827,181,479,571.04
  5. Step 5: Solve for x
    x = 827,181,479,571.04/1,021,995.85
  6. Step 6: Final answer
    x = 809,378.51

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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.