Home / 1,294,037.45-1,785,778.80-750,495.56

Finding the Fourth Proportional to 1,294,037.45, 1,785,778.80 and 750,495.56

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Solution

The fourth proportional to 1,294,037.45, 1,785,778.80 and 750,495.56 is: 1,035,688.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,037.45 : 1,785,778.80 = 750,495.56 : x
  2. Step 2: Convert to fraction form
    1,294,037.45/1,785,778.80 = 750,495.56/x
  3. Step 3: Cross multiply
    1,294,037.45x = 1,785,778.80 × 750,495.56
  4. Step 4: Simplify right side
    1,294,037.45x = 1,340,219,060,542.13
  5. Step 5: Solve for x
    x = 1,340,219,060,542.13/1,294,037.45
  6. Step 6: Final answer
    x = 1,035,688.00

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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.