Home / 1,666,174.50-2,497,578.68-656,005.28

Finding the Fourth Proportional to 1,666,174.50, 2,497,578.68 and 656,005.28

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Solution

The fourth proportional to 1,666,174.50, 2,497,578.68 and 656,005.28 is: 983,345.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,174.50 : 2,497,578.68 = 656,005.28 : x
  2. Step 2: Convert to fraction form
    1,666,174.50/2,497,578.68 = 656,005.28/x
  3. Step 3: Cross multiply
    1,666,174.50x = 2,497,578.68 × 656,005.28
  4. Step 4: Simplify right side
    1,666,174.50x = 1,638,424,791,771.46
  5. Step 5: Solve for x
    x = 1,638,424,791,771.46/1,666,174.50
  6. Step 6: Final answer
    x = 983,345.26

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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.