Home / 1,365,250.75-1,884,046.85-761,638.75

Finding the Fourth Proportional to 1,365,250.75, 1,884,046.85 and 761,638.75

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Solution

The fourth proportional to 1,365,250.75, 1,884,046.85 and 761,638.75 is: 1,051,061.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,250.75 : 1,884,046.85 = 761,638.75 : x
  2. Step 2: Convert to fraction form
    1,365,250.75/1,884,046.85 = 761,638.75/x
  3. Step 3: Cross multiply
    1,365,250.75x = 1,884,046.85 × 761,638.75
  4. Step 4: Simplify right side
    1,365,250.75x = 1,434,963,087,775.44
  5. Step 5: Solve for x
    x = 1,434,963,087,775.44/1,365,250.75
  6. Step 6: Final answer
    x = 1,051,061.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.