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Finding the Fourth Proportional to 5,870,627.80, 8,798,943.30 and 2,458,907.80

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Solution

The fourth proportional to 5,870,627.80, 8,798,943.30 and 2,458,907.80 is: 3,685,430.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,870,627.80 : 8,798,943.30 = 2,458,907.80 : x
  2. Step 2: Convert to fraction form
    5,870,627.80/8,798,943.30 = 2,458,907.80/x
  3. Step 3: Cross multiply
    5,870,627.80x = 8,798,943.30 × 2,458,907.80
  4. Step 4: Simplify right side
    5,870,627.80x = 21,635,790,312,127.74
  5. Step 5: Solve for x
    x = 21,635,790,312,127.74/5,870,627.80
  6. Step 6: Final answer
    x = 3,685,430.43

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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.