Home / 1,768,517.29-2,653,336.41-631,254.30

Finding the Fourth Proportional to 1,768,517.29, 2,653,336.41 and 631,254.30

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Solution

The fourth proportional to 1,768,517.29, 2,653,336.41 and 631,254.30 is: 947,081.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,517.29 : 2,653,336.41 = 631,254.30 : x
  2. Step 2: Convert to fraction form
    1,768,517.29/2,653,336.41 = 631,254.30/x
  3. Step 3: Cross multiply
    1,768,517.29x = 2,653,336.41 × 631,254.30
  4. Step 4: Simplify right side
    1,768,517.29x = 1,674,930,018,159.06
  5. Step 5: Solve for x
    x = 1,674,930,018,159.06/1,768,517.29
  6. Step 6: Final answer
    x = 947,081.51

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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.