Home / 1,551,010.68-2,137,815.18-1,066,755.96

Finding the Fourth Proportional to 1,551,010.68, 2,137,815.18 and 1,066,755.96

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Solution

The fourth proportional to 1,551,010.68, 2,137,815.18 and 1,066,755.96 is: 1,470,349.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,010.68 : 2,137,815.18 = 1,066,755.96 : x
  2. Step 2: Convert to fraction form
    1,551,010.68/2,137,815.18 = 1,066,755.96/x
  3. Step 3: Cross multiply
    1,551,010.68x = 2,137,815.18 × 1,066,755.96
  4. Step 4: Simplify right side
    1,551,010.68x = 2,280,527,084,643.47
  5. Step 5: Solve for x
    x = 2,280,527,084,643.47/1,551,010.68
  6. Step 6: Final answer
    x = 1,470,349.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.