Home / 1,162,013.52-1,742,628.28-442,184.32

Finding the Fourth Proportional to 1,162,013.52, 1,742,628.28 and 442,184.32

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Solution

The fourth proportional to 1,162,013.52, 1,742,628.28 and 442,184.32 is: 663,127.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,013.52 : 1,742,628.28 = 442,184.32 : x
  2. Step 2: Convert to fraction form
    1,162,013.52/1,742,628.28 = 442,184.32/x
  3. Step 3: Cross multiply
    1,162,013.52x = 1,742,628.28 × 442,184.32
  4. Step 4: Simplify right side
    1,162,013.52x = 770,562,901,004.57
  5. Step 5: Solve for x
    x = 770,562,901,004.57/1,162,013.52
  6. Step 6: Final answer
    x = 663,127.31

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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.