Home / 1,197,947.87-1,653,155.54-654,081.98

Finding the Fourth Proportional to 1,197,947.87, 1,653,155.54 and 654,081.98

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Solution

The fourth proportional to 1,197,947.87, 1,653,155.54 and 654,081.98 is: 902,626.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,947.87 : 1,653,155.54 = 654,081.98 : x
  2. Step 2: Convert to fraction form
    1,197,947.87/1,653,155.54 = 654,081.98/x
  3. Step 3: Cross multiply
    1,197,947.87x = 1,653,155.54 × 654,081.98
  4. Step 4: Simplify right side
    1,197,947.87x = 1,081,299,237,314.98
  5. Step 5: Solve for x
    x = 1,081,299,237,314.98/1,197,947.87
  6. Step 6: Final answer
    x = 902,626.29

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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.