Home / 1,022,888.66-1,411,008.66-640,251.14

Finding the Fourth Proportional to 1,022,888.66, 1,411,008.66 and 640,251.14

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Solution

The fourth proportional to 1,022,888.66, 1,411,008.66 and 640,251.14 is: 883,184.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,888.66 : 1,411,008.66 = 640,251.14 : x
  2. Step 2: Convert to fraction form
    1,022,888.66/1,411,008.66 = 640,251.14/x
  3. Step 3: Cross multiply
    1,022,888.66x = 1,411,008.66 × 640,251.14
  4. Step 4: Simplify right side
    1,022,888.66x = 903,399,896,059.83
  5. Step 5: Solve for x
    x = 903,399,896,059.83/1,022,888.66
  6. Step 6: Final answer
    x = 883,184.98

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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.