Home / 1,509,126.80-2,263,695.06-946,980.32

Finding the Fourth Proportional to 1,509,126.80, 2,263,695.06 and 946,980.32

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Solution

The fourth proportional to 1,509,126.80, 2,263,695.06 and 946,980.32 is: 1,420,473.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,509,126.80 : 2,263,695.06 = 946,980.32 : x
  2. Step 2: Convert to fraction form
    1,509,126.80/2,263,695.06 = 946,980.32/x
  3. Step 3: Cross multiply
    1,509,126.80x = 2,263,695.06 × 946,980.32
  4. Step 4: Simplify right side
    1,509,126.80x = 2,143,674,672,301.22
  5. Step 5: Solve for x
    x = 2,143,674,672,301.22/1,509,126.80
  6. Step 6: Final answer
    x = 1,420,473.53

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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.