Home / 1,916,712.22-2,875,327.53-654,200.86

Finding the Fourth Proportional to 1,916,712.22, 2,875,327.53 and 654,200.86

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Solution

The fourth proportional to 1,916,712.22, 2,875,327.53 and 654,200.86 is: 981,389.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916,712.22 : 2,875,327.53 = 654,200.86 : x
  2. Step 2: Convert to fraction form
    1,916,712.22/2,875,327.53 = 654,200.86/x
  3. Step 3: Cross multiply
    1,916,712.22x = 2,875,327.53 × 654,200.86
  4. Step 4: Simplify right side
    1,916,712.22x = 1,881,041,733,266.10
  5. Step 5: Solve for x
    x = 1,881,041,733,266.10/1,916,712.22
  6. Step 6: Final answer
    x = 981,389.75

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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.