Home / 1,557,948.40-2,337,141.30-492,879.40

Finding the Fourth Proportional to 1,557,948.40, 2,337,141.30 and 492,879.40

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Solution

The fourth proportional to 1,557,948.40, 2,337,141.30 and 492,879.40 is: 739,388.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,948.40 : 2,337,141.30 = 492,879.40 : x
  2. Step 2: Convert to fraction form
    1,557,948.40/2,337,141.30 = 492,879.40/x
  3. Step 3: Cross multiply
    1,557,948.40x = 2,337,141.30 × 492,879.40
  4. Step 4: Simplify right side
    1,557,948.40x = 1,151,928,801,659.22
  5. Step 5: Solve for x
    x = 1,151,928,801,659.22/1,557,948.40
  6. Step 6: Final answer
    x = 739,388.29

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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.