Home / 1,914,742.60-2,872,113.90-849,892.30

Finding the Fourth Proportional to 1,914,742.60, 2,872,113.90 and 849,892.30

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Solution

The fourth proportional to 1,914,742.60, 2,872,113.90 and 849,892.30 is: 1,274,838.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,742.60 : 2,872,113.90 = 849,892.30 : x
  2. Step 2: Convert to fraction form
    1,914,742.60/2,872,113.90 = 849,892.30/x
  3. Step 3: Cross multiply
    1,914,742.60x = 2,872,113.90 × 849,892.30
  4. Step 4: Simplify right side
    1,914,742.60x = 2,440,987,488,332.97
  5. Step 5: Solve for x
    x = 2,440,987,488,332.97/1,914,742.60
  6. Step 6: Final answer
    x = 1,274,838.45

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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.