Home / 1,967,521.28-2,951,001.59-619,648.81

Finding the Fourth Proportional to 1,967,521.28, 2,951,001.59 and 619,648.81

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Solution

The fourth proportional to 1,967,521.28, 2,951,001.59 and 619,648.81 is: 929,384.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,967,521.28 : 2,951,001.59 = 619,648.81 : x
  2. Step 2: Convert to fraction form
    1,967,521.28/2,951,001.59 = 619,648.81/x
  3. Step 3: Cross multiply
    1,967,521.28x = 2,951,001.59 × 619,648.81
  4. Step 4: Simplify right side
    1,967,521.28x = 1,828,584,622,002.49
  5. Step 5: Solve for x
    x = 1,828,584,622,002.49/1,967,521.28
  6. Step 6: Final answer
    x = 929,384.93

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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.