Home / 1,714,085.40-2,571,128.10-1,528,081.05

Finding the Fourth Proportional to 1,714,085.40, 2,571,128.10 and 1,528,081.05

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Solution

The fourth proportional to 1,714,085.40, 2,571,128.10 and 1,528,081.05 is: 2,292,121.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,714,085.40 : 2,571,128.10 = 1,528,081.05 : x
  2. Step 2: Convert to fraction form
    1,714,085.40/2,571,128.10 = 1,528,081.05/x
  3. Step 3: Cross multiply
    1,714,085.40x = 2,571,128.10 × 1,528,081.05
  4. Step 4: Simplify right side
    1,714,085.40x = 3,928,892,126,732.51
  5. Step 5: Solve for x
    x = 3,928,892,126,732.51/1,714,085.40
  6. Step 6: Final answer
    x = 2,292,121.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.