Home / 1,038,175.17-1,554,448.79-538,489.41

Finding the Fourth Proportional to 1,038,175.17, 1,554,448.79 and 538,489.41

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Solution

The fourth proportional to 1,038,175.17, 1,554,448.79 and 538,489.41 is: 806,274.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,175.17 : 1,554,448.79 = 538,489.41 : x
  2. Step 2: Convert to fraction form
    1,038,175.17/1,554,448.79 = 538,489.41/x
  3. Step 3: Cross multiply
    1,038,175.17x = 1,554,448.79 × 538,489.41
  4. Step 4: Simplify right side
    1,038,175.17x = 837,054,209,109.87
  5. Step 5: Solve for x
    x = 837,054,209,109.87/1,038,175.17
  6. Step 6: Final answer
    x = 806,274.54

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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.