Home / 1,557,382.90-2,336,074.35-492,751.30

Finding the Fourth Proportional to 1,557,382.90, 2,336,074.35 and 492,751.30

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Solution

The fourth proportional to 1,557,382.90, 2,336,074.35 and 492,751.30 is: 739,126.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,382.90 : 2,336,074.35 = 492,751.30 : x
  2. Step 2: Convert to fraction form
    1,557,382.90/2,336,074.35 = 492,751.30/x
  3. Step 3: Cross multiply
    1,557,382.90x = 2,336,074.35 × 492,751.30
  4. Step 4: Simplify right side
    1,557,382.90x = 1,151,103,672,859.16
  5. Step 5: Solve for x
    x = 1,151,103,672,859.16/1,557,382.90
  6. Step 6: Final answer
    x = 739,126.95

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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.