Home / 2,975,338-4,105,951.08-1,617,218.32

Finding the Fourth Proportional to 2,975,338, 4,105,951.08 and 1,617,218.32

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Solution

The fourth proportional to 2,975,338, 4,105,951.08 and 1,617,218.32 is: 2,231,752.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,975,338 : 4,105,951.08 = 1,617,218.32 : x
  2. Step 2: Convert to fraction form
    2,975,338/4,105,951.08 = 1,617,218.32/x
  3. Step 3: Cross multiply
    2,975,338x = 4,105,951.08 × 1,617,218.32
  4. Step 4: Simplify right side
    2,975,338x = 6,640,219,307,599.79
  5. Step 5: Solve for x
    x = 6,640,219,307,599.79/2,975,338
  6. Step 6: Final answer
    x = 2,231,752.93

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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.