Home / 3,775,566.98-5,209,894.13-2,121,451.40

Finding the Fourth Proportional to 3,775,566.98, 5,209,894.13 and 2,121,451.40

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Solution

The fourth proportional to 3,775,566.98, 5,209,894.13 and 2,121,451.40 is: 2,927,384.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,775,566.98 : 5,209,894.13 = 2,121,451.40 : x
  2. Step 2: Convert to fraction form
    3,775,566.98/5,209,894.13 = 2,121,451.40/x
  3. Step 3: Cross multiply
    3,775,566.98x = 5,209,894.13 × 2,121,451.40
  4. Step 4: Simplify right side
    3,775,566.98x = 11,052,537,159,283.55
  5. Step 5: Solve for x
    x = 11,052,537,159,283.55/3,775,566.98
  6. Step 6: Final answer
    x = 2,927,384.74

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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.