Home / 1,041,006.40-1,561,509.60-804,518.80

Finding the Fourth Proportional to 1,041,006.40, 1,561,509.60 and 804,518.80

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Solution

The fourth proportional to 1,041,006.40, 1,561,509.60 and 804,518.80 is: 1,206,778.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,006.40 : 1,561,509.60 = 804,518.80 : x
  2. Step 2: Convert to fraction form
    1,041,006.40/1,561,509.60 = 804,518.80/x
  3. Step 3: Cross multiply
    1,041,006.40x = 1,561,509.60 × 804,518.80
  4. Step 4: Simplify right side
    1,041,006.40x = 1,256,263,829,580.48
  5. Step 5: Solve for x
    x = 1,256,263,829,580.48/1,041,006.40
  6. Step 6: Final answer
    x = 1,206,778.20

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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.