Home / 1,127,467.16-1,688,947.52-677,941.86

Finding the Fourth Proportional to 1,127,467.16, 1,688,947.52 and 677,941.86

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Solution

The fourth proportional to 1,127,467.16, 1,688,947.52 and 677,941.86 is: 1,015,557.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,467.16 : 1,688,947.52 = 677,941.86 : x
  2. Step 2: Convert to fraction form
    1,127,467.16/1,688,947.52 = 677,941.86/x
  3. Step 3: Cross multiply
    1,127,467.16x = 1,688,947.52 × 677,941.86
  4. Step 4: Simplify right side
    1,127,467.16x = 1,145,008,219,761.48
  5. Step 5: Solve for x
    x = 1,145,008,219,761.48/1,127,467.16
  6. Step 6: Final answer
    x = 1,015,557.94

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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.