Home / 975,741.10-1,467,110.85-821,776.30

Finding the Fourth Proportional to 975,741.10, 1,467,110.85 and 821,776.30

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Solution

The fourth proportional to 975,741.10, 1,467,110.85 and 821,776.30 is: 1,235,611.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,741.10 : 1,467,110.85 = 821,776.30 : x
  2. Step 2: Convert to fraction form
    975,741.10/1,467,110.85 = 821,776.30/x
  3. Step 3: Cross multiply
    975,741.10x = 1,467,110.85 × 821,776.30
  4. Step 4: Simplify right side
    975,741.10x = 1,205,636,926,002.86
  5. Step 5: Solve for x
    x = 1,205,636,926,002.86/975,741.10
  6. Step 6: Final answer
    x = 1,235,611.50

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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.