Home / 3,556,720.48-5,335,094.41-861,041.39

Finding the Fourth Proportional to 3,556,720.48, 5,335,094.41 and 861,041.39

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Solution

The fourth proportional to 3,556,720.48, 5,335,094.41 and 861,041.39 is: 1,291,565.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556,720.48 : 5,335,094.41 = 861,041.39 : x
  2. Step 2: Convert to fraction form
    3,556,720.48/5,335,094.41 = 861,041.39/x
  3. Step 3: Cross multiply
    3,556,720.48x = 5,335,094.41 × 861,041.39
  4. Step 4: Simplify right side
    3,556,720.48x = 4,593,737,112,592.82
  5. Step 5: Solve for x
    x = 4,593,737,112,592.82/3,556,720.48
  6. Step 6: Final answer
    x = 1,291,565.40

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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.