Home / 1,048,161.70-1,446,514.50-589,420.72

Finding the Fourth Proportional to 1,048,161.70, 1,446,514.50 and 589,420.72

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Solution

The fourth proportional to 1,048,161.70, 1,446,514.50 and 589,420.72 is: 813,429.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,161.70 : 1,446,514.50 = 589,420.72 : x
  2. Step 2: Convert to fraction form
    1,048,161.70/1,446,514.50 = 589,420.72/x
  3. Step 3: Cross multiply
    1,048,161.70x = 1,446,514.50 × 589,420.72
  4. Step 4: Simplify right side
    1,048,161.70x = 852,605,618,080.44
  5. Step 5: Solve for x
    x = 852,605,618,080.44/1,048,161.70
  6. Step 6: Final answer
    x = 813,429.47

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Double scale
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1.5x scale

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.