Home / 1,841,398.17-2,540,681.34-1,212,676.93

Finding the Fourth Proportional to 1,841,398.17, 2,540,681.34 and 1,212,676.93

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Solution

The fourth proportional to 1,841,398.17, 2,540,681.34 and 1,212,676.93 is: 1,673,199.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,841,398.17 : 2,540,681.34 = 1,212,676.93 : x
  2. Step 2: Convert to fraction form
    1,841,398.17/2,540,681.34 = 1,212,676.93/x
  3. Step 3: Cross multiply
    1,841,398.17x = 2,540,681.34 × 1,212,676.93
  4. Step 4: Simplify right side
    1,841,398.17x = 3,081,025,653,851.19
  5. Step 5: Solve for x
    x = 3,081,025,653,851.19/1,841,398.17
  6. Step 6: Final answer
    x = 1,673,199.04

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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.