Home / 1,261,566.51-1,892,331.95-587,270.67

Finding the Fourth Proportional to 1,261,566.51, 1,892,331.95 and 587,270.67

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Solution

The fourth proportional to 1,261,566.51, 1,892,331.95 and 587,270.67 is: 880,897.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,566.51 : 1,892,331.95 = 587,270.67 : x
  2. Step 2: Convert to fraction form
    1,261,566.51/1,892,331.95 = 587,270.67/x
  3. Step 3: Cross multiply
    1,261,566.51x = 1,892,331.95 × 587,270.67
  4. Step 4: Simplify right side
    1,261,566.51x = 1,111,311,054,402.37
  5. Step 5: Solve for x
    x = 1,111,311,054,402.37/1,261,566.51
  6. Step 6: Final answer
    x = 880,897.71

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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.