Home / 1,248,015.90-1,872,023.85-1,235,574.30

Finding the Fourth Proportional to 1,248,015.90, 1,872,023.85 and 1,235,574.30

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Solution

The fourth proportional to 1,248,015.90, 1,872,023.85 and 1,235,574.30 is: 1,853,361.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,015.90 : 1,872,023.85 = 1,235,574.30 : x
  2. Step 2: Convert to fraction form
    1,248,015.90/1,872,023.85 = 1,235,574.30/x
  3. Step 3: Cross multiply
    1,248,015.90x = 1,872,023.85 × 1,235,574.30
  4. Step 4: Simplify right side
    1,248,015.90x = 2,313,024,558,047.06
  5. Step 5: Solve for x
    x = 2,313,024,558,047.06/1,248,015.90
  6. Step 6: Final answer
    x = 1,853,361.45

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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.