Home / 1,131,029.10-1,697,752.38-457,550.70

Finding the Fourth Proportional to 1,131,029.10, 1,697,752.38 and 457,550.70

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Solution

The fourth proportional to 1,131,029.10, 1,697,752.38 and 457,550.70 is: 686,815.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,029.10 : 1,697,752.38 = 457,550.70 : x
  2. Step 2: Convert to fraction form
    1,131,029.10/1,697,752.38 = 457,550.70/x
  3. Step 3: Cross multiply
    1,131,029.10x = 1,697,752.38 × 457,550.70
  4. Step 4: Simplify right side
    1,131,029.10x = 776,807,789,895.67
  5. Step 5: Solve for x
    x = 776,807,789,895.67/1,131,029.10
  6. Step 6: Final answer
    x = 686,815.03

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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.