Home / 1,048,601.35-1,446,302.95-685,442.71

Finding the Fourth Proportional to 1,048,601.35, 1,446,302.95 and 685,442.71

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Solution

The fourth proportional to 1,048,601.35, 1,446,302.95 and 685,442.71 is: 945,409.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,601.35 : 1,446,302.95 = 685,442.71 : x
  2. Step 2: Convert to fraction form
    1,048,601.35/1,446,302.95 = 685,442.71/x
  3. Step 3: Cross multiply
    1,048,601.35x = 1,446,302.95 × 685,442.71
  4. Step 4: Simplify right side
    1,048,601.35x = 991,357,813,528.99
  5. Step 5: Solve for x
    x = 991,357,813,528.99/1,048,601.35
  6. Step 6: Final answer
    x = 945,409.63

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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.