Home / 2,172,027.24-3,258,044.88-891,743.40

Finding the Fourth Proportional to 2,172,027.24, 3,258,044.88 and 891,743.40

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Solution

The fourth proportional to 2,172,027.24, 3,258,044.88 and 891,743.40 is: 1,337,616.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,172,027.24 : 3,258,044.88 = 891,743.40 : x
  2. Step 2: Convert to fraction form
    2,172,027.24/3,258,044.88 = 891,743.40/x
  3. Step 3: Cross multiply
    2,172,027.24x = 3,258,044.88 × 891,743.40
  4. Step 4: Simplify right side
    2,172,027.24x = 2,905,340,018,643.79
  5. Step 5: Solve for x
    x = 2,905,340,018,643.79/2,172,027.24
  6. Step 6: Final answer
    x = 1,337,616.75

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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.