Home / 3,187,269-4,398,431.32-1,756,485

Finding the Fourth Proportional to 3,187,269, 4,398,431.32 and 1,756,485

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Solution

The fourth proportional to 3,187,269, 4,398,431.32 and 1,756,485 is: 2,423,949.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187,269 : 4,398,431.32 = 1,756,485 : x
  2. Step 2: Convert to fraction form
    3,187,269/4,398,431.32 = 1,756,485/x
  3. Step 3: Cross multiply
    3,187,269x = 4,398,431.32 × 1,756,485
  4. Step 4: Simplify right side
    3,187,269x = 7,725,778,637,110.20
  5. Step 5: Solve for x
    x = 7,725,778,637,110.20/3,187,269
  6. Step 6: Final answer
    x = 2,423,949.36

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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.