Home / 1,330,841.76-1,836,598.46-814,585.38

Finding the Fourth Proportional to 1,330,841.76, 1,836,598.46 and 814,585.38

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Solution

The fourth proportional to 1,330,841.76, 1,836,598.46 and 814,585.38 is: 1,124,150.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,841.76 : 1,836,598.46 = 814,585.38 : x
  2. Step 2: Convert to fraction form
    1,330,841.76/1,836,598.46 = 814,585.38/x
  3. Step 3: Cross multiply
    1,330,841.76x = 1,836,598.46 × 814,585.38
  4. Step 4: Simplify right side
    1,330,841.76x = 1,496,066,243,486.34
  5. Step 5: Solve for x
    x = 1,496,066,243,486.34/1,330,841.76
  6. Step 6: Final answer
    x = 1,124,150.36

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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.