Home / 1,450,476.10-2,174,948.70-490,601.80

Finding the Fourth Proportional to 1,450,476.10, 2,174,948.70 and 490,601.80

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Solution

The fourth proportional to 1,450,476.10, 2,174,948.70 and 490,601.80 is: 735,643.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,476.10 : 2,174,948.70 = 490,601.80 : x
  2. Step 2: Convert to fraction form
    1,450,476.10/2,174,948.70 = 490,601.80/x
  3. Step 3: Cross multiply
    1,450,476.10x = 2,174,948.70 × 490,601.80
  4. Step 4: Simplify right side
    1,450,476.10x = 1,067,033,747,127.66
  5. Step 5: Solve for x
    x = 1,067,033,747,127.66/1,450,476.10
  6. Step 6: Final answer
    x = 735,643.80

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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.