Home / 1,810,170.79-2,714,543.28-657,142.47

Finding the Fourth Proportional to 1,810,170.79, 2,714,543.28 and 657,142.47

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Solution

The fourth proportional to 1,810,170.79, 2,714,543.28 and 657,142.47 is: 985,454.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,810,170.79 : 2,714,543.28 = 657,142.47 : x
  2. Step 2: Convert to fraction form
    1,810,170.79/2,714,543.28 = 657,142.47/x
  3. Step 3: Cross multiply
    1,810,170.79x = 2,714,543.28 × 657,142.47
  4. Step 4: Simplify right side
    1,810,170.79x = 1,783,841,675,941.10
  5. Step 5: Solve for x
    x = 1,783,841,675,941.10/1,810,170.79
  6. Step 6: Final answer
    x = 985,454.90

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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.