Home / 1,842,996.61-2,543,225.87-1,057,881.13

Finding the Fourth Proportional to 1,842,996.61, 2,543,225.87 and 1,057,881.13

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Solution

The fourth proportional to 1,842,996.61, 2,543,225.87 and 1,057,881.13 is: 1,459,813.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,842,996.61 : 2,543,225.87 = 1,057,881.13 : x
  2. Step 2: Convert to fraction form
    1,842,996.61/2,543,225.87 = 1,057,881.13/x
  3. Step 3: Cross multiply
    1,842,996.61x = 2,543,225.87 × 1,057,881.13
  4. Step 4: Simplify right side
    1,842,996.61x = 2,690,430,647,536.89
  5. Step 5: Solve for x
    x = 2,690,430,647,536.89/1,842,996.61
  6. Step 6: Final answer
    x = 1,459,813.13

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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.