Home / 1,975,919.75-2,963,886.93-480,011.75

Finding the Fourth Proportional to 1,975,919.75, 2,963,886.93 and 480,011.75

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Solution

The fourth proportional to 1,975,919.75, 2,963,886.93 and 480,011.75 is: 720,019.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975,919.75 : 2,963,886.93 = 480,011.75 : x
  2. Step 2: Convert to fraction form
    1,975,919.75/2,963,886.93 = 480,011.75/x
  3. Step 3: Cross multiply
    1,975,919.75x = 2,963,886.93 × 480,011.75
  4. Step 4: Simplify right side
    1,975,919.75x = 1,422,700,552,071.43
  5. Step 5: Solve for x
    x = 1,422,700,552,071.43/1,975,919.75
  6. Step 6: Final answer
    x = 720,019.40

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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.