Home / 1,298,493.20-1,950,072.60-943,907.60

Finding the Fourth Proportional to 1,298,493.20, 1,950,072.60 and 943,907.60

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Solution

The fourth proportional to 1,298,493.20, 1,950,072.60 and 943,907.60 is: 1,417,557.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,493.20 : 1,950,072.60 = 943,907.60 : x
  2. Step 2: Convert to fraction form
    1,298,493.20/1,950,072.60 = 943,907.60/x
  3. Step 3: Cross multiply
    1,298,493.20x = 1,950,072.60 × 943,907.60
  4. Step 4: Simplify right side
    1,298,493.20x = 1,840,688,347,691.76
  5. Step 5: Solve for x
    x = 1,840,688,347,691.76/1,298,493.20
  6. Step 6: Final answer
    x = 1,417,557.17

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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.