Home / 1,313,124.40-1,968,304.20-514,097.20

Finding the Fourth Proportional to 1,313,124.40, 1,968,304.20 and 514,097.20

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Solution

The fourth proportional to 1,313,124.40, 1,968,304.20 and 514,097.20 is: 770,604.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,124.40 : 1,968,304.20 = 514,097.20 : x
  2. Step 2: Convert to fraction form
    1,313,124.40/1,968,304.20 = 514,097.20/x
  3. Step 3: Cross multiply
    1,313,124.40x = 1,968,304.20 × 514,097.20
  4. Step 4: Simplify right side
    1,313,124.40x = 1,011,899,677,968.24
  5. Step 5: Solve for x
    x = 1,011,899,677,968.24/1,313,124.40
  6. Step 6: Final answer
    x = 770,604.58

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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.