Home / 1,456,550.76-2,184,826.12-459,278.76

Finding the Fourth Proportional to 1,456,550.76, 2,184,826.12 and 459,278.76

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Solution

The fourth proportional to 1,456,550.76, 2,184,826.12 and 459,278.76 is: 688,918.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,550.76 : 2,184,826.12 = 459,278.76 : x
  2. Step 2: Convert to fraction form
    1,456,550.76/2,184,826.12 = 459,278.76/x
  3. Step 3: Cross multiply
    1,456,550.76x = 2,184,826.12 × 459,278.76
  4. Step 4: Simplify right side
    1,456,550.76x = 1,003,444,231,209.21
  5. Step 5: Solve for x
    x = 1,003,444,231,209.21/1,456,550.76
  6. Step 6: Final answer
    x = 688,918.13

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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.