Home / 1,087,933.74-1,632,155.94-1,069,859.28

Finding the Fourth Proportional to 1,087,933.74, 1,632,155.94 and 1,069,859.28

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Solution

The fourth proportional to 1,087,933.74, 1,632,155.94 and 1,069,859.28 is: 1,605,040.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,933.74 : 1,632,155.94 = 1,069,859.28 : x
  2. Step 2: Convert to fraction form
    1,087,933.74/1,632,155.94 = 1,069,859.28/x
  3. Step 3: Cross multiply
    1,087,933.74x = 1,632,155.94 × 1,069,859.28
  4. Step 4: Simplify right side
    1,087,933.74x = 1,746,177,178,816.12
  5. Step 5: Solve for x
    x = 1,746,177,178,816.12/1,087,933.74
  6. Step 6: Final answer
    x = 1,605,040.01

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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.