Home / 5,426,870.13-7,489,291.39-2,979,584.33

Finding the Fourth Proportional to 5,426,870.13, 7,489,291.39 and 2,979,584.33

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Solution

The fourth proportional to 5,426,870.13, 7,489,291.39 and 2,979,584.33 is: 4,111,942.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,426,870.13 : 7,489,291.39 = 2,979,584.33 : x
  2. Step 2: Convert to fraction form
    5,426,870.13/7,489,291.39 = 2,979,584.33/x
  3. Step 3: Cross multiply
    5,426,870.13x = 7,489,291.39 × 2,979,584.33
  4. Step 4: Simplify right side
    5,426,870.13x = 22,314,975,223,552.50
  5. Step 5: Solve for x
    x = 22,314,975,223,552.50/5,426,870.13
  6. Step 6: Final answer
    x = 4,111,942.00

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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.