Home / 1,874,577.04-2,586,918.81-1,015,138.78

Finding the Fourth Proportional to 1,874,577.04, 2,586,918.81 and 1,015,138.78

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Solution

The fourth proportional to 1,874,577.04, 2,586,918.81 and 1,015,138.78 is: 1,400,892.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874,577.04 : 2,586,918.81 = 1,015,138.78 : x
  2. Step 2: Convert to fraction form
    1,874,577.04/2,586,918.81 = 1,015,138.78/x
  3. Step 3: Cross multiply
    1,874,577.04x = 2,586,918.81 × 1,015,138.78
  4. Step 4: Simplify right side
    1,874,577.04x = 2,626,081,604,742.45
  5. Step 5: Solve for x
    x = 2,626,081,604,742.45/1,874,577.04
  6. Step 6: Final answer
    x = 1,400,892.87

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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.