Home / 1,360,954.80-1,878,102.72-749,094.48

Finding the Fourth Proportional to 1,360,954.80, 1,878,102.72 and 749,094.48

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Solution

The fourth proportional to 1,360,954.80, 1,878,102.72 and 749,094.48 is: 1,033,742.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,954.80 : 1,878,102.72 = 749,094.48 : x
  2. Step 2: Convert to fraction form
    1,360,954.80/1,878,102.72 = 749,094.48/x
  3. Step 3: Cross multiply
    1,360,954.80x = 1,878,102.72 × 749,094.48
  4. Step 4: Simplify right side
    1,360,954.80x = 1,406,876,380,424.99
  5. Step 5: Solve for x
    x = 1,406,876,380,424.99/1,360,954.80
  6. Step 6: Final answer
    x = 1,033,742.18

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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.