Home / 885,733.40-1,328,600.10-877,860.20

Finding the Fourth Proportional to 885,733.40, 1,328,600.10 and 877,860.20

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Solution

The fourth proportional to 885,733.40, 1,328,600.10 and 877,860.20 is: 1,316,790.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,733.40 : 1,328,600.10 = 877,860.20 : x
  2. Step 2: Convert to fraction form
    885,733.40/1,328,600.10 = 877,860.20/x
  3. Step 3: Cross multiply
    885,733.40x = 1,328,600.10 × 877,860.20
  4. Step 4: Simplify right side
    885,733.40x = 1,166,325,149,506.02
  5. Step 5: Solve for x
    x = 1,166,325,149,506.02/885,733.40
  6. Step 6: Final answer
    x = 1,316,790.30

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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.