Home / 1,580,389.45-2,369,624.21-619,694.13

Finding the Fourth Proportional to 1,580,389.45, 2,369,624.21 and 619,694.13

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Solution

The fourth proportional to 1,580,389.45, 2,369,624.21 and 619,694.13 is: 929,164.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,389.45 : 2,369,624.21 = 619,694.13 : x
  2. Step 2: Convert to fraction form
    1,580,389.45/2,369,624.21 = 619,694.13/x
  3. Step 3: Cross multiply
    1,580,389.45x = 2,369,624.21 × 619,694.13
  4. Step 4: Simplify right side
    1,580,389.45x = 1,468,442,204,220.36
  5. Step 5: Solve for x
    x = 1,468,442,204,220.36/1,580,389.45
  6. Step 6: Final answer
    x = 929,164.77

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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.