Home / 1,821,986.70-2,732,980.05-623,802.30

Finding the Fourth Proportional to 1,821,986.70, 2,732,980.05 and 623,802.30

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Solution

The fourth proportional to 1,821,986.70, 2,732,980.05 and 623,802.30 is: 935,703.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,986.70 : 2,732,980.05 = 623,802.30 : x
  2. Step 2: Convert to fraction form
    1,821,986.70/2,732,980.05 = 623,802.30/x
  3. Step 3: Cross multiply
    1,821,986.70x = 2,732,980.05 × 623,802.30
  4. Step 4: Simplify right side
    1,821,986.70x = 1,704,839,241,044.12
  5. Step 5: Solve for x
    x = 1,704,839,241,044.12/1,821,986.70
  6. Step 6: Final answer
    x = 935,703.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.