Home / 1,557,743.40-2,336,833.80-492,674.40

Finding the Fourth Proportional to 1,557,743.40, 2,336,833.80 and 492,674.40

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Solution

The fourth proportional to 1,557,743.40, 2,336,833.80 and 492,674.40 is: 739,080.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,743.40 : 2,336,833.80 = 492,674.40 : x
  2. Step 2: Convert to fraction form
    1,557,743.40/2,336,833.80 = 492,674.40/x
  3. Step 3: Cross multiply
    1,557,743.40x = 2,336,833.80 × 492,674.40
  4. Step 4: Simplify right side
    1,557,743.40x = 1,151,298,190,314.72
  5. Step 5: Solve for x
    x = 1,151,298,190,314.72/1,557,743.40
  6. Step 6: Final answer
    x = 739,080.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.