Home / 1,533,382.65-2,116,082.49-845,079.30

Finding the Fourth Proportional to 1,533,382.65, 2,116,082.49 and 845,079.30

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Solution

The fourth proportional to 1,533,382.65, 2,116,082.49 and 845,079.30 is: 1,166,217.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,382.65 : 2,116,082.49 = 845,079.30 : x
  2. Step 2: Convert to fraction form
    1,533,382.65/2,116,082.49 = 845,079.30/x
  3. Step 3: Cross multiply
    1,533,382.65x = 2,116,082.49 × 845,079.30
  4. Step 4: Simplify right side
    1,533,382.65x = 1,788,257,509,391.46
  5. Step 5: Solve for x
    x = 1,788,257,509,391.46/1,533,382.65
  6. Step 6: Final answer
    x = 1,166,217.39

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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.