Home / 1,330,175.50-1,835,642.40-726,563.50

Finding the Fourth Proportional to 1,330,175.50, 1,835,642.40 and 726,563.50

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Solution

The fourth proportional to 1,330,175.50, 1,835,642.40 and 726,563.50 is: 1,002,657.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,175.50 : 1,835,642.40 = 726,563.50 : x
  2. Step 2: Convert to fraction form
    1,330,175.50/1,835,642.40 = 726,563.50/x
  3. Step 3: Cross multiply
    1,330,175.50x = 1,835,642.40 × 726,563.50
  4. Step 4: Simplify right side
    1,330,175.50x = 1,333,710,766,892.40
  5. Step 5: Solve for x
    x = 1,333,710,766,892.40/1,330,175.50
  6. Step 6: Final answer
    x = 1,002,657.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.