Home / 1,149,347.52-1,586,090.88-665,902.32

Finding the Fourth Proportional to 1,149,347.52, 1,586,090.88 and 665,902.32

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Solution

The fourth proportional to 1,149,347.52, 1,586,090.88 and 665,902.32 is: 918,940.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,347.52 : 1,586,090.88 = 665,902.32 : x
  2. Step 2: Convert to fraction form
    1,149,347.52/1,586,090.88 = 665,902.32/x
  3. Step 3: Cross multiply
    1,149,347.52x = 1,586,090.88 × 665,902.32
  4. Step 4: Simplify right side
    1,149,347.52x = 1,056,181,596,722.84
  5. Step 5: Solve for x
    x = 1,056,181,596,722.84/1,149,347.52
  6. Step 6: Final answer
    x = 918,940.16

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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.