Home / 1,193,005.45-1,789,508.17-434,903.77

Finding the Fourth Proportional to 1,193,005.45, 1,789,508.17 and 434,903.77

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Solution

The fourth proportional to 1,193,005.45, 1,789,508.17 and 434,903.77 is: 652,355.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,005.45 : 1,789,508.17 = 434,903.77 : x
  2. Step 2: Convert to fraction form
    1,193,005.45/1,789,508.17 = 434,903.77/x
  3. Step 3: Cross multiply
    1,193,005.45x = 1,789,508.17 × 434,903.77
  4. Step 4: Simplify right side
    1,193,005.45x = 778,263,840,631.26
  5. Step 5: Solve for x
    x = 778,263,840,631.26/1,193,005.45
  6. Step 6: Final answer
    x = 652,355.65

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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.