Home / 1,398,907.60-2,098,361.40-973,754.80

Finding the Fourth Proportional to 1,398,907.60, 2,098,361.40 and 973,754.80

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Solution

The fourth proportional to 1,398,907.60, 2,098,361.40 and 973,754.80 is: 1,460,632.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,398,907.60 : 2,098,361.40 = 973,754.80 : x
  2. Step 2: Convert to fraction form
    1,398,907.60/2,098,361.40 = 973,754.80/x
  3. Step 3: Cross multiply
    1,398,907.60x = 2,098,361.40 × 973,754.80
  4. Step 4: Simplify right side
    1,398,907.60x = 2,043,289,485,384.72
  5. Step 5: Solve for x
    x = 2,043,289,485,384.72/1,398,907.60
  6. Step 6: Final answer
    x = 1,460,632.20

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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.