Home / 1,407,204.11-1,942,150.10-891,005.98

Finding the Fourth Proportional to 1,407,204.11, 1,942,150.10 and 891,005.98

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Solution

The fourth proportional to 1,407,204.11, 1,942,150.10 and 891,005.98 is: 1,229,720.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,204.11 : 1,942,150.10 = 891,005.98 : x
  2. Step 2: Convert to fraction form
    1,407,204.11/1,942,150.10 = 891,005.98/x
  3. Step 3: Cross multiply
    1,407,204.11x = 1,942,150.10 × 891,005.98
  4. Step 4: Simplify right side
    1,407,204.11x = 1,730,467,353,157.60
  5. Step 5: Solve for x
    x = 1,730,467,353,157.60/1,407,204.11
  6. Step 6: Final answer
    x = 1,229,720.22

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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.