Home / 1,071,822.60-1,604,969.10-850,638.60

Finding the Fourth Proportional to 1,071,822.60, 1,604,969.10 and 850,638.60

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Solution

The fourth proportional to 1,071,822.60, 1,604,969.10 and 850,638.60 is: 1,273,763.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,822.60 : 1,604,969.10 = 850,638.60 : x
  2. Step 2: Convert to fraction form
    1,071,822.60/1,604,969.10 = 850,638.60/x
  3. Step 3: Cross multiply
    1,071,822.60x = 1,604,969.10 × 850,638.60
  4. Step 4: Simplify right side
    1,071,822.60x = 1,365,248,668,267.26
  5. Step 5: Solve for x
    x = 1,365,248,668,267.26/1,071,822.60
  6. Step 6: Final answer
    x = 1,273,763.65

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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.