Home / 1,386,180.74-2,076,373.34-1,114,842.39

Finding the Fourth Proportional to 1,386,180.74, 2,076,373.34 and 1,114,842.39

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Solution

The fourth proportional to 1,386,180.74, 2,076,373.34 and 1,114,842.39 is: 1,669,933.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,386,180.74 : 2,076,373.34 = 1,114,842.39 : x
  2. Step 2: Convert to fraction form
    1,386,180.74/2,076,373.34 = 1,114,842.39/x
  3. Step 3: Cross multiply
    1,386,180.74x = 2,076,373.34 × 1,114,842.39
  4. Step 4: Simplify right side
    1,386,180.74x = 2,314,829,007,717.93
  5. Step 5: Solve for x
    x = 2,314,829,007,717.93/1,386,180.74
  6. Step 6: Final answer
    x = 1,669,933.03

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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.