Home / 1,096,933.48-1,513,722.00-638,048.94

Finding the Fourth Proportional to 1,096,933.48, 1,513,722.00 and 638,048.94

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Solution

The fourth proportional to 1,096,933.48, 1,513,722.00 and 638,048.94 is: 880,480.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,933.48 : 1,513,722.00 = 638,048.94 : x
  2. Step 2: Convert to fraction form
    1,096,933.48/1,513,722.00 = 638,048.94/x
  3. Step 3: Cross multiply
    1,096,933.48x = 1,513,722.00 × 638,048.94
  4. Step 4: Simplify right side
    1,096,933.48x = 965,828,719,947.36
  5. Step 5: Solve for x
    x = 965,828,719,947.36/1,096,933.48
  6. Step 6: Final answer
    x = 880,480.66

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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.