Home / 3,122,316.70-4,680,364.65-1,436,479.90

Finding the Fourth Proportional to 3,122,316.70, 4,680,364.65 and 1,436,479.90

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Solution

The fourth proportional to 3,122,316.70, 4,680,364.65 and 1,436,479.90 is: 2,153,288.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,122,316.70 : 4,680,364.65 = 1,436,479.90 : x
  2. Step 2: Convert to fraction form
    3,122,316.70/4,680,364.65 = 1,436,479.90/x
  3. Step 3: Cross multiply
    3,122,316.70x = 4,680,364.65 × 1,436,479.90
  4. Step 4: Simplify right side
    3,122,316.70x = 6,723,249,744,395.54
  5. Step 5: Solve for x
    x = 6,723,249,744,395.54/3,122,316.70
  6. Step 6: Final answer
    x = 2,153,288.85

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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.