Home / 1,036,728.01-1,554,986.91-278,470.95

Finding the Fourth Proportional to 1,036,728.01, 1,554,986.91 and 278,470.95

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Solution

The fourth proportional to 1,036,728.01, 1,554,986.91 and 278,470.95 is: 417,678.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,728.01 : 1,554,986.91 = 278,470.95 : x
  2. Step 2: Convert to fraction form
    1,036,728.01/1,554,986.91 = 278,470.95/x
  3. Step 3: Cross multiply
    1,036,728.01x = 1,554,986.91 × 278,470.95
  4. Step 4: Simplify right side
    1,036,728.01x = 433,018,682,065.26
  5. Step 5: Solve for x
    x = 433,018,682,065.26/1,036,728.01
  6. Step 6: Final answer
    x = 417,678.19

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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.