Home / 2,453,778.63-3,386,137.59-1,421,306.60

Finding the Fourth Proportional to 2,453,778.63, 3,386,137.59 and 1,421,306.60

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Solution

The fourth proportional to 2,453,778.63, 3,386,137.59 and 1,421,306.60 is: 1,961,358.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,453,778.63 : 3,386,137.59 = 1,421,306.60 : x
  2. Step 2: Convert to fraction form
    2,453,778.63/3,386,137.59 = 1,421,306.60/x
  3. Step 3: Cross multiply
    2,453,778.63x = 3,386,137.59 × 1,421,306.60
  4. Step 4: Simplify right side
    2,453,778.63x = 4,812,739,688,244.41
  5. Step 5: Solve for x
    x = 4,812,739,688,244.41/2,453,778.63
  6. Step 6: Final answer
    x = 1,961,358.55

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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.