Home / 1,928,409.58-2,661,184.29-1,112,603.50

Finding the Fourth Proportional to 1,928,409.58, 2,661,184.29 and 1,112,603.50

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Solution

The fourth proportional to 1,928,409.58, 2,661,184.29 and 1,112,603.50 is: 1,535,380.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928,409.58 : 2,661,184.29 = 1,112,603.50 : x
  2. Step 2: Convert to fraction form
    1,928,409.58/2,661,184.29 = 1,112,603.50/x
  3. Step 3: Cross multiply
    1,928,409.58x = 2,661,184.29 × 1,112,603.50
  4. Step 4: Simplify right side
    1,928,409.58x = 2,960,842,955,199.02
  5. Step 5: Solve for x
    x = 2,960,842,955,199.02/1,928,409.58
  6. Step 6: Final answer
    x = 1,535,380.75

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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.