Home / 1,917,397.98-2,645,640.45-1,153,500.66

Finding the Fourth Proportional to 1,917,397.98, 2,645,640.45 and 1,153,500.66

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Solution

The fourth proportional to 1,917,397.98, 2,645,640.45 and 1,153,500.66 is: 1,591,609.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,397.98 : 2,645,640.45 = 1,153,500.66 : x
  2. Step 2: Convert to fraction form
    1,917,397.98/2,645,640.45 = 1,153,500.66/x
  3. Step 3: Cross multiply
    1,917,397.98x = 2,645,640.45 × 1,153,500.66
  4. Step 4: Simplify right side
    1,917,397.98x = 3,051,748,005,197.70
  5. Step 5: Solve for x
    x = 3,051,748,005,197.70/1,917,397.98
  6. Step 6: Final answer
    x = 1,591,609.06

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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.