Home / 995,721.60-1,496,692.80-977,059.20

Finding the Fourth Proportional to 995,721.60, 1,496,692.80 and 977,059.20

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Solution

The fourth proportional to 995,721.60, 1,496,692.80 and 977,059.20 is: 1,468,640.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,721.60 : 1,496,692.80 = 977,059.20 : x
  2. Step 2: Convert to fraction form
    995,721.60/1,496,692.80 = 977,059.20/x
  3. Step 3: Cross multiply
    995,721.60x = 1,496,692.80 × 977,059.20
  4. Step 4: Simplify right side
    995,721.60x = 1,462,357,469,813.76
  5. Step 5: Solve for x
    x = 1,462,357,469,813.76/995,721.60
  6. Step 6: Final answer
    x = 1,468,640.90

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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.