Home / 1,118,448.52-1,543,659.11-659,535.27

Finding the Fourth Proportional to 1,118,448.52, 1,543,659.11 and 659,535.27

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Solution

The fourth proportional to 1,118,448.52, 1,543,659.11 and 659,535.27 is: 910,276.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,448.52 : 1,543,659.11 = 659,535.27 : x
  2. Step 2: Convert to fraction form
    1,118,448.52/1,543,659.11 = 659,535.27/x
  3. Step 3: Cross multiply
    1,118,448.52x = 1,543,659.11 × 659,535.27
  4. Step 4: Simplify right side
    1,118,448.52x = 1,018,097,627,901.81
  5. Step 5: Solve for x
    x = 1,018,097,627,901.81/1,118,448.52
  6. Step 6: Final answer
    x = 910,276.70

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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.