Home / 1,177,499.95-1,624,979.78-661,295.05

Finding the Fourth Proportional to 1,177,499.95, 1,624,979.78 and 661,295.05

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Solution

The fourth proportional to 1,177,499.95, 1,624,979.78 and 661,295.05 is: 912,603.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,499.95 : 1,624,979.78 = 661,295.05 : x
  2. Step 2: Convert to fraction form
    1,177,499.95/1,624,979.78 = 661,295.05/x
  3. Step 3: Cross multiply
    1,177,499.95x = 1,624,979.78 × 661,295.05
  4. Step 4: Simplify right side
    1,177,499.95x = 1,074,591,084,864.09
  5. Step 5: Solve for x
    x = 1,074,591,084,864.09/1,177,499.95
  6. Step 6: Final answer
    x = 912,603.93

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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.