Home / 3,605,860-5,407,950.36-1,688,094.28

Finding the Fourth Proportional to 3,605,860, 5,407,950.36 and 1,688,094.28

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Solution

The fourth proportional to 3,605,860, 5,407,950.36 and 1,688,094.28 is: 2,531,748.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,605,860 : 5,407,950.36 = 1,688,094.28 : x
  2. Step 2: Convert to fraction form
    3,605,860/5,407,950.36 = 1,688,094.28/x
  3. Step 3: Cross multiply
    3,605,860x = 5,407,950.36 × 1,688,094.28
  4. Step 4: Simplify right side
    3,605,860x = 9,129,130,069,239.94
  5. Step 5: Solve for x
    x = 9,129,130,069,239.94/3,605,860
  6. Step 6: Final answer
    x = 2,531,748.34

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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.