Home / 1,190,954.66-1,785,427.79-516,528

Finding the Fourth Proportional to 1,190,954.66, 1,785,427.79 and 516,528

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Solution

The fourth proportional to 1,190,954.66, 1,785,427.79 and 516,528 is: 774,356.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,954.66 : 1,785,427.79 = 516,528 : x
  2. Step 2: Convert to fraction form
    1,190,954.66/1,785,427.79 = 516,528/x
  3. Step 3: Cross multiply
    1,190,954.66x = 1,785,427.79 × 516,528
  4. Step 4: Simplify right side
    1,190,954.66x = 922,223,442,930.48
  5. Step 5: Solve for x
    x = 922,223,442,930.48/1,190,954.66
  6. Step 6: Final answer
    x = 774,356.47

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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.