Home / 4,211,869.69-5,812,380.71-2,278,130.41

Finding the Fourth Proportional to 4,211,869.69, 5,812,380.71 and 2,278,130.41

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Solution

The fourth proportional to 4,211,869.69, 5,812,380.71 and 2,278,130.41 is: 3,143,820.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,211,869.69 : 5,812,380.71 = 2,278,130.41 : x
  2. Step 2: Convert to fraction form
    4,211,869.69/5,812,380.71 = 2,278,130.41/x
  3. Step 3: Cross multiply
    4,211,869.69x = 5,812,380.71 × 2,278,130.41
  4. Step 4: Simplify right side
    4,211,869.69x = 13,241,361,249,948.39
  5. Step 5: Solve for x
    x = 13,241,361,249,948.39/4,211,869.69
  6. Step 6: Final answer
    x = 3,143,820.26

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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.