Home / 3,237,547.25-4,467,698.12-1,787,211.55

Finding the Fourth Proportional to 3,237,547.25, 4,467,698.12 and 1,787,211.55

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Solution

The fourth proportional to 3,237,547.25, 4,467,698.12 and 1,787,211.55 is: 2,466,287.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,237,547.25 : 4,467,698.12 = 1,787,211.55 : x
  2. Step 2: Convert to fraction form
    3,237,547.25/4,467,698.12 = 1,787,211.55/x
  3. Step 3: Cross multiply
    3,237,547.25x = 4,467,698.12 × 1,787,211.55
  4. Step 4: Simplify right side
    3,237,547.25x = 7,984,721,681,977.29
  5. Step 5: Solve for x
    x = 7,984,721,681,977.29/3,237,547.25
  6. Step 6: Final answer
    x = 2,466,287.30

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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.