Home / 1,130,776.70-1,560,453.74-621,468.14

Finding the Fourth Proportional to 1,130,776.70, 1,560,453.74 and 621,468.14

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Solution

The fourth proportional to 1,130,776.70, 1,560,453.74 and 621,468.14 is: 857,616.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,776.70 : 1,560,453.74 = 621,468.14 : x
  2. Step 2: Convert to fraction form
    1,130,776.70/1,560,453.74 = 621,468.14/x
  3. Step 3: Cross multiply
    1,130,776.70x = 1,560,453.74 × 621,468.14
  4. Step 4: Simplify right side
    1,130,776.70x = 969,772,283,353.84
  5. Step 5: Solve for x
    x = 969,772,283,353.84/1,130,776.70
  6. Step 6: Final answer
    x = 857,616.08

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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.