Home / 1,457,488.06-2,011,343.16-812,950

Finding the Fourth Proportional to 1,457,488.06, 2,011,343.16 and 812,950

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Solution

The fourth proportional to 1,457,488.06, 2,011,343.16 and 812,950 is: 1,121,876.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,488.06 : 2,011,343.16 = 812,950 : x
  2. Step 2: Convert to fraction form
    1,457,488.06/2,011,343.16 = 812,950/x
  3. Step 3: Cross multiply
    1,457,488.06x = 2,011,343.16 × 812,950
  4. Step 4: Simplify right side
    1,457,488.06x = 1,635,121,421,922
  5. Step 5: Solve for x
    x = 1,635,121,421,922/1,457,488.06
  6. Step 6: Final answer
    x = 1,121,876.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.