Home / 1,641,214.30-2,461,575.21-519,137.50

Finding the Fourth Proportional to 1,641,214.30, 2,461,575.21 and 519,137.50

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Solution

The fourth proportional to 1,641,214.30, 2,461,575.21 and 519,137.50 is: 778,628.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,641,214.30 : 2,461,575.21 = 519,137.50 : x
  2. Step 2: Convert to fraction form
    1,641,214.30/2,461,575.21 = 519,137.50/x
  3. Step 3: Cross multiply
    1,641,214.30x = 2,461,575.21 × 519,137.50
  4. Step 4: Simplify right side
    1,641,214.30x = 1,277,896,000,581.38
  5. Step 5: Solve for x
    x = 1,277,896,000,581.38/1,641,214.30
  6. Step 6: Final answer
    x = 778,628.36

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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.