Home / 1,053,666.23-1,580,497.01-814,128.17

Finding the Fourth Proportional to 1,053,666.23, 1,580,497.01 and 814,128.17

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Solution

The fourth proportional to 1,053,666.23, 1,580,497.01 and 814,128.17 is: 1,221,190.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,666.23 : 1,580,497.01 = 814,128.17 : x
  2. Step 2: Convert to fraction form
    1,053,666.23/1,580,497.01 = 814,128.17/x
  3. Step 3: Cross multiply
    1,053,666.23x = 1,580,497.01 × 814,128.17
  4. Step 4: Simplify right side
    1,053,666.23x = 1,286,727,129,521.63
  5. Step 5: Solve for x
    x = 1,286,727,129,521.63/1,053,666.23
  6. Step 6: Final answer
    x = 1,221,190.45

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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.