Home / 1,336,482.19-1,999,934.38-1,157,186.17

Finding the Fourth Proportional to 1,336,482.19, 1,999,934.38 and 1,157,186.17

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Solution

The fourth proportional to 1,336,482.19, 1,999,934.38 and 1,157,186.17 is: 1,731,632.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,482.19 : 1,999,934.38 = 1,157,186.17 : x
  2. Step 2: Convert to fraction form
    1,336,482.19/1,999,934.38 = 1,157,186.17/x
  3. Step 3: Cross multiply
    1,336,482.19x = 1,999,934.38 × 1,157,186.17
  4. Step 4: Simplify right side
    1,336,482.19x = 2,314,296,405,443.52
  5. Step 5: Solve for x
    x = 2,314,296,405,443.52/1,336,482.19
  6. Step 6: Final answer
    x = 1,731,632.81

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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.