Home / 2,914,489.84-4,021,988.16-1,625,331.64

Finding the Fourth Proportional to 2,914,489.84, 4,021,988.16 and 1,625,331.64

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Solution

The fourth proportional to 2,914,489.84, 4,021,988.16 and 1,625,331.64 is: 2,242,953.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,914,489.84 : 4,021,988.16 = 1,625,331.64 : x
  2. Step 2: Convert to fraction form
    2,914,489.84/4,021,988.16 = 1,625,331.64/x
  3. Step 3: Cross multiply
    2,914,489.84x = 4,021,988.16 × 1,625,331.64
  4. Step 4: Simplify right side
    2,914,489.84x = 6,537,064,612,153.38
  5. Step 5: Solve for x
    x = 6,537,064,612,153.38/2,914,489.84
  6. Step 6: Final answer
    x = 2,242,953.30

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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.