Home / 1,748,431.17-2,609,823.60-1,620,207.90

Finding the Fourth Proportional to 1,748,431.17, 2,609,823.60 and 1,620,207.90

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Solution

The fourth proportional to 1,748,431.17, 2,609,823.60 and 1,620,207.90 is: 2,418,429.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,748,431.17 : 2,609,823.60 = 1,620,207.90 : x
  2. Step 2: Convert to fraction form
    1,748,431.17/2,609,823.60 = 1,620,207.90/x
  3. Step 3: Cross multiply
    1,748,431.17x = 2,609,823.60 × 1,620,207.90
  4. Step 4: Simplify right side
    1,748,431.17x = 4,228,456,814,326.44
  5. Step 5: Solve for x
    x = 4,228,456,814,326.44/1,748,431.17
  6. Step 6: Final answer
    x = 2,418,429.10

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.