Home / 1,771,625.10-2,657,005.65-509,321.10

Finding the Fourth Proportional to 1,771,625.10, 2,657,005.65 and 509,321.10

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Solution

The fourth proportional to 1,771,625.10, 2,657,005.65 and 509,321.10 is: 763,857.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,625.10 : 2,657,005.65 = 509,321.10 : x
  2. Step 2: Convert to fraction form
    1,771,625.10/2,657,005.65 = 509,321.10/x
  3. Step 3: Cross multiply
    1,771,625.10x = 2,657,005.65 × 509,321.10
  4. Step 4: Simplify right side
    1,771,625.10x = 1,353,269,040,364.21
  5. Step 5: Solve for x
    x = 1,353,269,040,364.21/1,771,625.10
  6. Step 6: Final answer
    x = 763,857.46

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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.