Home / 1,298,518.02-1,947,776.56-351,888.73

Finding the Fourth Proportional to 1,298,518.02, 1,947,776.56 and 351,888.73

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Solution

The fourth proportional to 1,298,518.02, 1,947,776.56 and 351,888.73 is: 527,832.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,518.02 : 1,947,776.56 = 351,888.73 : x
  2. Step 2: Convert to fraction form
    1,298,518.02/1,947,776.56 = 351,888.73/x
  3. Step 3: Cross multiply
    1,298,518.02x = 1,947,776.56 × 351,888.73
  4. Step 4: Simplify right side
    1,298,518.02x = 685,400,614,273.01
  5. Step 5: Solve for x
    x = 685,400,614,273.01/1,298,518.02
  6. Step 6: Final answer
    x = 527,832.96

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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.