Home / 2,880,658.21-3,975,261.29-1,573,882.12

Finding the Fourth Proportional to 2,880,658.21, 3,975,261.29 and 1,573,882.12

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Solution

The fourth proportional to 2,880,658.21, 3,975,261.29 and 1,573,882.12 is: 2,171,931.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,880,658.21 : 3,975,261.29 = 1,573,882.12 : x
  2. Step 2: Convert to fraction form
    2,880,658.21/3,975,261.29 = 1,573,882.12/x
  3. Step 3: Cross multiply
    2,880,658.21x = 3,975,261.29 × 1,573,882.12
  4. Step 4: Simplify right side
    2,880,658.21x = 6,256,592,638,913.42
  5. Step 5: Solve for x
    x = 6,256,592,638,913.42/2,880,658.21
  6. Step 6: Final answer
    x = 2,171,931.62

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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.