Home / 1,411,533.11-1,947,912.45-766,955.90

Finding the Fourth Proportional to 1,411,533.11, 1,947,912.45 and 766,955.90

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Solution

The fourth proportional to 1,411,533.11, 1,947,912.45 and 766,955.90 is: 1,058,397.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,533.11 : 1,947,912.45 = 766,955.90 : x
  2. Step 2: Convert to fraction form
    1,411,533.11/1,947,912.45 = 766,955.90/x
  3. Step 3: Cross multiply
    1,411,533.11x = 1,947,912.45 × 766,955.90
  4. Step 4: Simplify right side
    1,411,533.11x = 1,493,962,946,210.96
  5. Step 5: Solve for x
    x = 1,493,962,946,210.96/1,411,533.11
  6. Step 6: Final answer
    x = 1,058,397.38

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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.