Home / 1,776,041.28-2,450,887.20-971,208

Finding the Fourth Proportional to 1,776,041.28, 2,450,887.20 and 971,208

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Solution

The fourth proportional to 1,776,041.28, 2,450,887.20 and 971,208 is: 1,340,239.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,041.28 : 2,450,887.20 = 971,208 : x
  2. Step 2: Convert to fraction form
    1,776,041.28/2,450,887.20 = 971,208/x
  3. Step 3: Cross multiply
    1,776,041.28x = 2,450,887.20 × 971,208
  4. Step 4: Simplify right side
    1,776,041.28x = 2,380,321,255,737.60
  5. Step 5: Solve for x
    x = 2,380,321,255,737.60/1,776,041.28
  6. Step 6: Final answer
    x = 1,340,239.83

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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.