Home / 1,202,335.04-1,659,202.08-665,779.52

Finding the Fourth Proportional to 1,202,335.04, 1,659,202.08 and 665,779.52

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Solution

The fourth proportional to 1,202,335.04, 1,659,202.08 and 665,779.52 is: 918,764.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,335.04 : 1,659,202.08 = 665,779.52 : x
  2. Step 2: Convert to fraction form
    1,202,335.04/1,659,202.08 = 665,779.52/x
  3. Step 3: Cross multiply
    1,202,335.04x = 1,659,202.08 × 665,779.52
  4. Step 4: Simplify right side
    1,202,335.04x = 1,104,662,764,405.40
  5. Step 5: Solve for x
    x = 1,104,662,764,405.40/1,202,335.04
  6. Step 6: Final answer
    x = 918,764.51

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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.