Home / 1,645,661.70-2,468,492.55-1,049,266.80

Finding the Fourth Proportional to 1,645,661.70, 2,468,492.55 and 1,049,266.80

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Solution

The fourth proportional to 1,645,661.70, 2,468,492.55 and 1,049,266.80 is: 1,573,900.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,661.70 : 2,468,492.55 = 1,049,266.80 : x
  2. Step 2: Convert to fraction form
    1,645,661.70/2,468,492.55 = 1,049,266.80/x
  3. Step 3: Cross multiply
    1,645,661.70x = 2,468,492.55 × 1,049,266.80
  4. Step 4: Simplify right side
    1,645,661.70x = 2,590,107,278,762.34
  5. Step 5: Solve for x
    x = 2,590,107,278,762.34/1,645,661.70
  6. Step 6: Final answer
    x = 1,573,900.20

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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.