Home / 1,064,135.30-1,596,980.55-749,207.30

Finding the Fourth Proportional to 1,064,135.30, 1,596,980.55 and 749,207.30

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Solution

The fourth proportional to 1,064,135.30, 1,596,980.55 and 749,207.30 is: 1,124,358.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,135.30 : 1,596,980.55 = 749,207.30 : x
  2. Step 2: Convert to fraction form
    1,064,135.30/1,596,980.55 = 749,207.30/x
  3. Step 3: Cross multiply
    1,064,135.30x = 1,596,980.55 × 749,207.30
  4. Step 4: Simplify right side
    1,064,135.30x = 1,196,469,486,018.02
  5. Step 5: Solve for x
    x = 1,196,469,486,018.02/1,064,135.30
  6. Step 6: Final answer
    x = 1,124,358.42

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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.