Home / 1,529,090.45-2,109,908.62-884,570.62

Finding the Fourth Proportional to 1,529,090.45, 2,109,908.62 and 884,570.62

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Solution

The fourth proportional to 1,529,090.45, 2,109,908.62 and 884,570.62 is: 1,220,570.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529,090.45 : 2,109,908.62 = 884,570.62 : x
  2. Step 2: Convert to fraction form
    1,529,090.45/2,109,908.62 = 884,570.62/x
  3. Step 3: Cross multiply
    1,529,090.45x = 2,109,908.62 × 884,570.62
  4. Step 4: Simplify right side
    1,529,090.45x = 1,866,363,176,136.74
  5. Step 5: Solve for x
    x = 1,866,363,176,136.74/1,529,090.45
  6. Step 6: Final answer
    x = 1,220,570.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.