Home / 1,558,866.72-2,338,368.12-493,987.32

Finding the Fourth Proportional to 1,558,866.72, 2,338,368.12 and 493,987.32

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Solution

The fourth proportional to 1,558,866.72, 2,338,368.12 and 493,987.32 is: 741,002.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,866.72 : 2,338,368.12 = 493,987.32 : x
  2. Step 2: Convert to fraction form
    1,558,866.72/2,338,368.12 = 493,987.32/x
  3. Step 3: Cross multiply
    1,558,866.72x = 2,338,368.12 × 493,987.32
  4. Step 4: Simplify right side
    1,558,866.72x = 1,155,124,200,772.24
  5. Step 5: Solve for x
    x = 1,155,124,200,772.24/1,558,866.72
  6. Step 6: Final answer
    x = 741,002.54

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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.