Home / 1,293,900.60-1,941,434.10-619,721.40

Finding the Fourth Proportional to 1,293,900.60, 1,941,434.10 and 619,721.40

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Solution

The fourth proportional to 1,293,900.60, 1,941,434.10 and 619,721.40 is: 929,861.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,900.60 : 1,941,434.10 = 619,721.40 : x
  2. Step 2: Convert to fraction form
    1,293,900.60/1,941,434.10 = 619,721.40/x
  3. Step 3: Cross multiply
    1,293,900.60x = 1,941,434.10 × 619,721.40
  4. Step 4: Simplify right side
    1,293,900.60x = 1,203,148,258,459.74
  5. Step 5: Solve for x
    x = 1,203,148,258,459.74/1,293,900.60
  6. Step 6: Final answer
    x = 929,861.43

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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.