Home / 2,153,493.39-2,971,953.53-1,186,623.52

Finding the Fourth Proportional to 2,153,493.39, 2,971,953.53 and 1,186,623.52

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Solution

The fourth proportional to 2,153,493.39, 2,971,953.53 and 1,186,623.52 is: 1,637,613.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153,493.39 : 2,971,953.53 = 1,186,623.52 : x
  2. Step 2: Convert to fraction form
    2,153,493.39/2,971,953.53 = 1,186,623.52/x
  3. Step 3: Cross multiply
    2,153,493.39x = 2,971,953.53 × 1,186,623.52
  4. Step 4: Simplify right side
    2,153,493.39x = 3,526,589,959,045.03
  5. Step 5: Solve for x
    x = 3,526,589,959,045.03/2,153,493.39
  6. Step 6: Final answer
    x = 1,637,613.55

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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.