Home / 1,416,469.13-2,125,117.43-456,903.51

Finding the Fourth Proportional to 1,416,469.13, 2,125,117.43 and 456,903.51

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Solution

The fourth proportional to 1,416,469.13, 2,125,117.43 and 456,903.51 is: 685,488.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,469.13 : 2,125,117.43 = 456,903.51 : x
  2. Step 2: Convert to fraction form
    1,416,469.13/2,125,117.43 = 456,903.51/x
  3. Step 3: Cross multiply
    1,416,469.13x = 2,125,117.43 × 456,903.51
  4. Step 4: Simplify right side
    1,416,469.13x = 970,973,612,929.18
  5. Step 5: Solve for x
    x = 970,973,612,929.18/1,416,469.13
  6. Step 6: Final answer
    x = 685,488.72

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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.