Home / 1,087,998.60-1,631,997.90-606,923.40

Finding the Fourth Proportional to 1,087,998.60, 1,631,997.90 and 606,923.40

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Solution

The fourth proportional to 1,087,998.60, 1,631,997.90 and 606,923.40 is: 910,385.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,998.60 : 1,631,997.90 = 606,923.40 : x
  2. Step 2: Convert to fraction form
    1,087,998.60/1,631,997.90 = 606,923.40/x
  3. Step 3: Cross multiply
    1,087,998.60x = 1,631,997.90 × 606,923.40
  4. Step 4: Simplify right side
    1,087,998.60x = 990,497,714,260.86
  5. Step 5: Solve for x
    x = 990,497,714,260.86/1,087,998.60
  6. Step 6: Final answer
    x = 910,385.10

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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.