Home / 1,224,345.52-1,835,466.40-425,523.28

Finding the Fourth Proportional to 1,224,345.52, 1,835,466.40 and 425,523.28

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Solution

The fourth proportional to 1,224,345.52, 1,835,466.40 and 425,523.28 is: 637,919.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,345.52 : 1,835,466.40 = 425,523.28 : x
  2. Step 2: Convert to fraction form
    1,224,345.52/1,835,466.40 = 425,523.28/x
  3. Step 3: Cross multiply
    1,224,345.52x = 1,835,466.40 × 425,523.28
  4. Step 4: Simplify right side
    1,224,345.52x = 781,033,682,857.79
  5. Step 5: Solve for x
    x = 781,033,682,857.79/1,224,345.52
  6. Step 6: Final answer
    x = 637,919.34

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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.