Home / 1,641,212.80-2,461,572.96-519,136

Finding the Fourth Proportional to 1,641,212.80, 2,461,572.96 and 519,136

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Solution

The fourth proportional to 1,641,212.80, 2,461,572.96 and 519,136 is: 778,626.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,641,212.80 : 2,461,572.96 = 519,136 : x
  2. Step 2: Convert to fraction form
    1,641,212.80/2,461,572.96 = 519,136/x
  3. Step 3: Cross multiply
    1,641,212.80x = 2,461,572.96 × 519,136
  4. Step 4: Simplify right side
    1,641,212.80x = 1,277,891,140,162.56
  5. Step 5: Solve for x
    x = 1,277,891,140,162.56/1,641,212.80
  6. Step 6: Final answer
    x = 778,626.11

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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.