Home / 1,389,260.80-2,083,799.04-630,922.24

Finding the Fourth Proportional to 1,389,260.80, 2,083,799.04 and 630,922.24

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Solution

The fourth proportional to 1,389,260.80, 2,083,799.04 and 630,922.24 is: 946,341.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,389,260.80 : 2,083,799.04 = 630,922.24 : x
  2. Step 2: Convert to fraction form
    1,389,260.80/2,083,799.04 = 630,922.24/x
  3. Step 3: Cross multiply
    1,389,260.80x = 2,083,799.04 × 630,922.24
  4. Step 4: Simplify right side
    1,389,260.80x = 1,314,715,158,026.65
  5. Step 5: Solve for x
    x = 1,314,715,158,026.65/1,389,260.80
  6. Step 6: Final answer
    x = 946,341.51

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1.5x scale

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.