Home / 1,303,346.40-1,956,331.80-629,969.10

Finding the Fourth Proportional to 1,303,346.40, 1,956,331.80 and 629,969.10

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Solution

The fourth proportional to 1,303,346.40, 1,956,331.80 and 629,969.10 is: 945,587.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,346.40 : 1,956,331.80 = 629,969.10 : x
  2. Step 2: Convert to fraction form
    1,303,346.40/1,956,331.80 = 629,969.10/x
  3. Step 3: Cross multiply
    1,303,346.40x = 1,956,331.80 × 629,969.10
  4. Step 4: Simplify right side
    1,303,346.40x = 1,232,428,583,347.38
  5. Step 5: Solve for x
    x = 1,232,428,583,347.38/1,303,346.40
  6. Step 6: Final answer
    x = 945,587.90

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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.