Home / 1,036,780.54-1,431,024.15-675,107.26

Finding the Fourth Proportional to 1,036,780.54, 1,431,024.15 and 675,107.26

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Solution

The fourth proportional to 1,036,780.54, 1,431,024.15 and 675,107.26 is: 931,821.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,780.54 : 1,431,024.15 = 675,107.26 : x
  2. Step 2: Convert to fraction form
    1,036,780.54/1,431,024.15 = 675,107.26/x
  3. Step 3: Cross multiply
    1,036,780.54x = 1,431,024.15 × 675,107.26
  4. Step 4: Simplify right side
    1,036,780.54x = 966,094,792,900.33
  5. Step 5: Solve for x
    x = 966,094,792,900.33/1,036,780.54
  6. Step 6: Final answer
    x = 931,821.88

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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.