Home / 1,928,883.24-2,662,547.76-1,316,597.76

Finding the Fourth Proportional to 1,928,883.24, 2,662,547.76 and 1,316,597.76

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Solution

The fourth proportional to 1,928,883.24, 2,662,547.76 and 1,316,597.76 is: 1,817,375.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928,883.24 : 2,662,547.76 = 1,316,597.76 : x
  2. Step 2: Convert to fraction form
    1,928,883.24/2,662,547.76 = 1,316,597.76/x
  3. Step 3: Cross multiply
    1,928,883.24x = 2,662,547.76 × 1,316,597.76
  4. Step 4: Simplify right side
    1,928,883.24x = 3,505,504,416,709.02
  5. Step 5: Solve for x
    x = 3,505,504,416,709.02/1,928,883.24
  6. Step 6: Final answer
    x = 1,817,375.12

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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.