Home / 1,916,529.25-2,875,279.88-718,455.01

Finding the Fourth Proportional to 1,916,529.25, 2,875,279.88 and 718,455.01

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Solution

The fourth proportional to 1,916,529.25, 2,875,279.88 and 718,455.01 is: 1,077,864.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916,529.25 : 2,875,279.88 = 718,455.01 : x
  2. Step 2: Convert to fraction form
    1,916,529.25/2,875,279.88 = 718,455.01/x
  3. Step 3: Cross multiply
    1,916,529.25x = 2,875,279.88 × 718,455.01
  4. Step 4: Simplify right side
    1,916,529.25x = 2,065,759,234,938.20
  5. Step 5: Solve for x
    x = 2,065,759,234,938.20/1,916,529.25
  6. Step 6: Final answer
    x = 1,077,864.71

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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.