Home / 1,877,428.18-2,817,541.31-755,505.62

Finding the Fourth Proportional to 1,877,428.18, 2,817,541.31 and 755,505.62

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Solution

The fourth proportional to 1,877,428.18, 2,817,541.31 and 755,505.62 is: 1,133,821.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,877,428.18 : 2,817,541.31 = 755,505.62 : x
  2. Step 2: Convert to fraction form
    1,877,428.18/2,817,541.31 = 755,505.62/x
  3. Step 3: Cross multiply
    1,877,428.18x = 2,817,541.31 × 755,505.62
  4. Step 4: Simplify right side
    1,877,428.18x = 2,128,668,294,287.16
  5. Step 5: Solve for x
    x = 2,128,668,294,287.16/1,877,428.18
  6. Step 6: Final answer
    x = 1,133,821.42

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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.