Home / 1,296,376.80-1,943,643.60-497,349.60

Finding the Fourth Proportional to 1,296,376.80, 1,943,643.60 and 497,349.60

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Solution

The fourth proportional to 1,296,376.80, 1,943,643.60 and 497,349.60 is: 745,670.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,376.80 : 1,943,643.60 = 497,349.60 : x
  2. Step 2: Convert to fraction form
    1,296,376.80/1,943,643.60 = 497,349.60/x
  3. Step 3: Cross multiply
    1,296,376.80x = 1,943,643.60 × 497,349.60
  4. Step 4: Simplify right side
    1,296,376.80x = 966,670,367,002.56
  5. Step 5: Solve for x
    x = 966,670,367,002.56/1,296,376.80
  6. Step 6: Final answer
    x = 745,670.83

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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.