Home / 1,248,032.20-1,872,048.30-1,199,043.40

Finding the Fourth Proportional to 1,248,032.20, 1,872,048.30 and 1,199,043.40

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Solution

The fourth proportional to 1,248,032.20, 1,872,048.30 and 1,199,043.40 is: 1,798,565.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,032.20 : 1,872,048.30 = 1,199,043.40 : x
  2. Step 2: Convert to fraction form
    1,248,032.20/1,872,048.30 = 1,199,043.40/x
  3. Step 3: Cross multiply
    1,248,032.20x = 1,872,048.30 × 1,199,043.40
  4. Step 4: Simplify right side
    1,248,032.20x = 2,244,667,158,596.22
  5. Step 5: Solve for x
    x = 2,244,667,158,596.22/1,248,032.20
  6. Step 6: Final answer
    x = 1,798,565.10

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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.