Home / 1,149,955-1,586,871.88-659,820.76

Finding the Fourth Proportional to 1,149,955, 1,586,871.88 and 659,820.76

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Solution

The fourth proportional to 1,149,955, 1,586,871.88 and 659,820.76 is: 910,514.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,955 : 1,586,871.88 = 659,820.76 : x
  2. Step 2: Convert to fraction form
    1,149,955/1,586,871.88 = 659,820.76/x
  3. Step 3: Cross multiply
    1,149,955x = 1,586,871.88 × 659,820.76
  4. Step 4: Simplify right side
    1,149,955x = 1,047,051,009,884.23
  5. Step 5: Solve for x
    x = 1,047,051,009,884.23/1,149,955
  6. Step 6: Final answer
    x = 910,514.77

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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.