Home / 1,709,220.40-2,563,022.64-510,724.24

Finding the Fourth Proportional to 1,709,220.40, 2,563,022.64 and 510,724.24

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Solution

The fourth proportional to 1,709,220.40, 2,563,022.64 and 510,724.24 is: 765,844.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,709,220.40 : 2,563,022.64 = 510,724.24 : x
  2. Step 2: Convert to fraction form
    1,709,220.40/2,563,022.64 = 510,724.24/x
  3. Step 3: Cross multiply
    1,709,220.40x = 2,563,022.64 × 510,724.24
  4. Step 4: Simplify right side
    1,709,220.40x = 1,308,997,789,916.79
  5. Step 5: Solve for x
    x = 1,308,997,789,916.79/1,709,220.40
  6. Step 6: Final answer
    x = 765,844.94

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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.