Home / 1,308,220.14-1,962,330.23-409,732.20

Finding the Fourth Proportional to 1,308,220.14, 1,962,330.23 and 409,732.20

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Solution

The fourth proportional to 1,308,220.14, 1,962,330.23 and 409,732.20 is: 614,598.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,220.14 : 1,962,330.23 = 409,732.20 : x
  2. Step 2: Convert to fraction form
    1,308,220.14/1,962,330.23 = 409,732.20/x
  3. Step 3: Cross multiply
    1,308,220.14x = 1,962,330.23 × 409,732.20
  4. Step 4: Simplify right side
    1,308,220.14x = 804,029,882,264.41
  5. Step 5: Solve for x
    x = 804,029,882,264.41/1,308,220.14
  6. Step 6: Final answer
    x = 614,598.31

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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.