Home / 1,601,900.75-2,210,615.07-866,854.50

Finding the Fourth Proportional to 1,601,900.75, 2,210,615.07 and 866,854.50

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Solution

The fourth proportional to 1,601,900.75, 2,210,615.07 and 866,854.50 is: 1,196,254.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,601,900.75 : 2,210,615.07 = 866,854.50 : x
  2. Step 2: Convert to fraction form
    1,601,900.75/2,210,615.07 = 866,854.50/x
  3. Step 3: Cross multiply
    1,601,900.75x = 2,210,615.07 × 866,854.50
  4. Step 4: Simplify right side
    1,601,900.75x = 1,916,281,621,197.32
  5. Step 5: Solve for x
    x = 1,916,281,621,197.32/1,601,900.75
  6. Step 6: Final answer
    x = 1,196,254.90

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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.