Home / 1,186,534.85-1,636,966.26-877,180.19

Finding the Fourth Proportional to 1,186,534.85, 1,636,966.26 and 877,180.19

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Solution

The fourth proportional to 1,186,534.85, 1,636,966.26 and 877,180.19 is: 1,210,174.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,534.85 : 1,636,966.26 = 877,180.19 : x
  2. Step 2: Convert to fraction form
    1,186,534.85/1,636,966.26 = 877,180.19/x
  3. Step 3: Cross multiply
    1,186,534.85x = 1,636,966.26 × 877,180.19
  4. Step 4: Simplify right side
    1,186,534.85x = 1,435,914,366,785.56
  5. Step 5: Solve for x
    x = 1,435,914,366,785.56/1,186,534.85
  6. Step 6: Final answer
    x = 1,210,174.63

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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.