Home / 2,172,325.07-2,997,877.34-1,254,537.61

Finding the Fourth Proportional to 2,172,325.07, 2,997,877.34 and 1,254,537.61

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Solution

The fourth proportional to 2,172,325.07, 2,997,877.34 and 1,254,537.61 is: 1,731,301.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,172,325.07 : 2,997,877.34 = 1,254,537.61 : x
  2. Step 2: Convert to fraction form
    2,172,325.07/2,997,877.34 = 1,254,537.61/x
  3. Step 3: Cross multiply
    2,172,325.07x = 2,997,877.34 × 1,254,537.61
  4. Step 4: Simplify right side
    2,172,325.07x = 3,760,949,873,196.76
  5. Step 5: Solve for x
    x = 3,760,949,873,196.76/2,172,325.07
  6. Step 6: Final answer
    x = 1,731,301.60

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1.5x scale

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.