Home / 1,149,302.65-1,586,037.61-666,148.04

Finding the Fourth Proportional to 1,149,302.65, 1,586,037.61 and 666,148.04

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Solution

The fourth proportional to 1,149,302.65, 1,586,037.61 and 666,148.04 is: 919,284.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,302.65 : 1,586,037.61 = 666,148.04 : x
  2. Step 2: Convert to fraction form
    1,149,302.65/1,586,037.61 = 666,148.04/x
  3. Step 3: Cross multiply
    1,149,302.65x = 1,586,037.61 × 666,148.04
  4. Step 4: Simplify right side
    1,149,302.65x = 1,056,535,841,937.04
  5. Step 5: Solve for x
    x = 1,056,535,841,937.04/1,149,302.65
  6. Step 6: Final answer
    x = 919,284.27

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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.