Home / 1,616,982.40-2,425,133.40-817,512.40

Finding the Fourth Proportional to 1,616,982.40, 2,425,133.40 and 817,512.40

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Solution

The fourth proportional to 1,616,982.40, 2,425,133.40 and 817,512.40 is: 1,226,096.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,982.40 : 2,425,133.40 = 817,512.40 : x
  2. Step 2: Convert to fraction form
    1,616,982.40/2,425,133.40 = 817,512.40/x
  3. Step 3: Cross multiply
    1,616,982.40x = 2,425,133.40 × 817,512.40
  4. Step 4: Simplify right side
    1,616,982.40x = 1,982,576,626,154.16
  5. Step 5: Solve for x
    x = 1,982,576,626,154.16/1,616,982.40
  6. Step 6: Final answer
    x = 1,226,096.60

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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.