Home / 1,807,805.70-2,494,929.60-992,166.75

Finding the Fourth Proportional to 1,807,805.70, 2,494,929.60 and 992,166.75

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Solution

The fourth proportional to 1,807,805.70, 2,494,929.60 and 992,166.75 is: 1,369,276.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,807,805.70 : 2,494,929.60 = 992,166.75 : x
  2. Step 2: Convert to fraction form
    1,807,805.70/2,494,929.60 = 992,166.75/x
  3. Step 3: Cross multiply
    1,807,805.70x = 2,494,929.60 × 992,166.75
  4. Step 4: Simplify right side
    1,807,805.70x = 2,475,386,192,710.80
  5. Step 5: Solve for x
    x = 2,475,386,192,710.80/1,807,805.70
  6. Step 6: Final answer
    x = 1,369,276.68

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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.