Home / 2,864,559-3,953,190.78-1,575,496.92

Finding the Fourth Proportional to 2,864,559, 3,953,190.78 and 1,575,496.92

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Solution

The fourth proportional to 2,864,559, 3,953,190.78 and 1,575,496.92 is: 2,174,240.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,864,559 : 3,953,190.78 = 1,575,496.92 : x
  2. Step 2: Convert to fraction form
    2,864,559/3,953,190.78 = 1,575,496.92/x
  3. Step 3: Cross multiply
    2,864,559x = 3,953,190.78 × 1,575,496.92
  4. Step 4: Simplify right side
    2,864,559x = 6,228,239,898,062.40
  5. Step 5: Solve for x
    x = 6,228,239,898,062.40/2,864,559
  6. Step 6: Final answer
    x = 2,174,240.40

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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.