Home / 3,417,776.80-5,126,009.10-1,021,699.60

Finding the Fourth Proportional to 3,417,776.80, 5,126,009.10 and 1,021,699.60

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Solution

The fourth proportional to 3,417,776.80, 5,126,009.10 and 1,021,699.60 is: 1,532,353.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,417,776.80 : 5,126,009.10 = 1,021,699.60 : x
  2. Step 2: Convert to fraction form
    3,417,776.80/5,126,009.10 = 1,021,699.60/x
  3. Step 3: Cross multiply
    3,417,776.80x = 5,126,009.10 × 1,021,699.60
  4. Step 4: Simplify right side
    3,417,776.80x = 5,237,241,447,066.36
  5. Step 5: Solve for x
    x = 5,237,241,447,066.36/3,417,776.80
  6. Step 6: Final answer
    x = 1,532,353.27

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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.