Home / 1,162,651.32-1,604,289.24-646,363.80

Finding the Fourth Proportional to 1,162,651.32, 1,604,289.24 and 646,363.80

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Solution

The fourth proportional to 1,162,651.32, 1,604,289.24 and 646,363.80 is: 891,887.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,651.32 : 1,604,289.24 = 646,363.80 : x
  2. Step 2: Convert to fraction form
    1,162,651.32/1,604,289.24 = 646,363.80/x
  3. Step 3: Cross multiply
    1,162,651.32x = 1,604,289.24 × 646,363.80
  4. Step 4: Simplify right side
    1,162,651.32x = 1,036,954,489,465.51
  5. Step 5: Solve for x
    x = 1,036,954,489,465.51/1,162,651.32
  6. Step 6: Final answer
    x = 891,887.77

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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.