Home / 1,448,466.65-1,998,790.85-803,887.28

Finding the Fourth Proportional to 1,448,466.65, 1,998,790.85 and 803,887.28

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Solution

The fourth proportional to 1,448,466.65, 1,998,790.85 and 803,887.28 is: 1,109,312.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,466.65 : 1,998,790.85 = 803,887.28 : x
  2. Step 2: Convert to fraction form
    1,448,466.65/1,998,790.85 = 803,887.28/x
  3. Step 3: Cross multiply
    1,448,466.65x = 1,998,790.85 × 803,887.28
  4. Step 4: Simplify right side
    1,448,466.65x = 1,606,802,531,711.15
  5. Step 5: Solve for x
    x = 1,606,802,531,711.15/1,448,466.65
  6. Step 6: Final answer
    x = 1,109,312.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.