Home / 1,009,069.74-1,513,610.08-261,115.74

Finding the Fourth Proportional to 1,009,069.74, 1,513,610.08 and 261,115.74

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Solution

The fourth proportional to 1,009,069.74, 1,513,610.08 and 261,115.74 is: 391,675.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,069.74 : 1,513,610.08 = 261,115.74 : x
  2. Step 2: Convert to fraction form
    1,009,069.74/1,513,610.08 = 261,115.74/x
  3. Step 3: Cross multiply
    1,009,069.74x = 1,513,610.08 × 261,115.74
  4. Step 4: Simplify right side
    1,009,069.74x = 395,227,416,110.66
  5. Step 5: Solve for x
    x = 395,227,416,110.66/1,009,069.74
  6. Step 6: Final answer
    x = 391,675.03

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1.5x scale

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.