Home / 1,718,592.69-2,577,892.41-639,341.90

Finding the Fourth Proportional to 1,718,592.69, 2,577,892.41 and 639,341.90

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Solution

The fourth proportional to 1,718,592.69, 2,577,892.41 and 639,341.90 is: 959,014.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718,592.69 : 2,577,892.41 = 639,341.90 : x
  2. Step 2: Convert to fraction form
    1,718,592.69/2,577,892.41 = 639,341.90/x
  3. Step 3: Cross multiply
    1,718,592.69x = 2,577,892.41 × 639,341.90
  4. Step 4: Simplify right side
    1,718,592.69x = 1,648,154,618,515.52
  5. Step 5: Solve for x
    x = 1,648,154,618,515.52/1,718,592.69
  6. Step 6: Final answer
    x = 959,014.10

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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.