Home / 1,203,893.87-1,661,329.44-660,017.70

Finding the Fourth Proportional to 1,203,893.87, 1,661,329.44 and 660,017.70

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Solution

The fourth proportional to 1,203,893.87, 1,661,329.44 and 660,017.70 is: 910,800.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,893.87 : 1,661,329.44 = 660,017.70 : x
  2. Step 2: Convert to fraction form
    1,203,893.87/1,661,329.44 = 660,017.70/x
  3. Step 3: Cross multiply
    1,203,893.87x = 1,661,329.44 × 660,017.70
  4. Step 4: Simplify right side
    1,203,893.87x = 1,096,506,835,931.09
  5. Step 5: Solve for x
    x = 1,096,506,835,931.09/1,203,893.87
  6. Step 6: Final answer
    x = 910,800.25

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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.