Home / 1,809,820.06-2,714,281.53-611,715.76

Finding the Fourth Proportional to 1,809,820.06, 2,714,281.53 and 611,715.76

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Solution

The fourth proportional to 1,809,820.06, 2,714,281.53 and 611,715.76 is: 917,422.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809,820.06 : 2,714,281.53 = 611,715.76 : x
  2. Step 2: Convert to fraction form
    1,809,820.06/2,714,281.53 = 611,715.76/x
  3. Step 3: Cross multiply
    1,809,820.06x = 2,714,281.53 × 611,715.76
  4. Step 4: Simplify right side
    1,809,820.06x = 1,660,368,788,977.91
  5. Step 5: Solve for x
    x = 1,660,368,788,977.91/1,809,820.06
  6. Step 6: Final answer
    x = 917,422.03

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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.