Home / 1,451,632.15-2,003,364.45-870,877.07

Finding the Fourth Proportional to 1,451,632.15, 2,003,364.45 and 870,877.07

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Solution

The fourth proportional to 1,451,632.15, 2,003,364.45 and 870,877.07 is: 1,201,877.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,632.15 : 2,003,364.45 = 870,877.07 : x
  2. Step 2: Convert to fraction form
    1,451,632.15/2,003,364.45 = 870,877.07/x
  3. Step 3: Cross multiply
    1,451,632.15x = 2,003,364.45 × 870,877.07
  4. Step 4: Simplify right side
    1,451,632.15x = 1,744,684,147,986.95
  5. Step 5: Solve for x
    x = 1,744,684,147,986.95/1,451,632.15
  6. Step 6: Final answer
    x = 1,201,877.59

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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.