Home / 1,415,561.07-1,953,464.27-770,979.27

Finding the Fourth Proportional to 1,415,561.07, 1,953,464.27 and 770,979.27

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Solution

The fourth proportional to 1,415,561.07, 1,953,464.27 and 770,979.27 is: 1,063,945.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,561.07 : 1,953,464.27 = 770,979.27 : x
  2. Step 2: Convert to fraction form
    1,415,561.07/1,953,464.27 = 770,979.27/x
  3. Step 3: Cross multiply
    1,415,561.07x = 1,953,464.27 × 770,979.27
  4. Step 4: Simplify right side
    1,415,561.07x = 1,506,080,453,000.79
  5. Step 5: Solve for x
    x = 1,506,080,453,000.79/1,415,561.07
  6. Step 6: Final answer
    x = 1,063,945.94

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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.